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Lesson 6.1.1, lesson 6.1.2, lesson 6.1.3, lesson 6.1.4, lesson 6.2.1, lesson 6.2.2, lesson 6.2.3, lesson 6.2.4, lesson 6.2.5, lesson 6.2.6.

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Go Math Grade 2 Chapter 6 Answer Key Pdf 3-Digit Addition and Subtraction

Go Math Grade 2 Chapter 6 Answer Key Pdf : Become master in the concepts of 3-Digit Addition and Subtraction by availing the Go Math Grade 2 Chapter 6 Answer Key available. Practice using the Elementary School 2nd Grade Go Math Chapter 6 Solutions via quick links available. Look no further and ace up your preparation using the Go Math Grade 2 Answer Key Ch 6 to score higher grades in exams. Make the most out of these resources and attempt the final exam with confidence and clear the exam with flying colors.

3-Digit Addition and Subtraction Go Math Grade 2 Chapter 6 Answer Key Pdf

HMH Go Math Grade 2 Chapter 6 Answers 3-Digit Addition and Subtraction include different questions covering the Problems from Lessons, Review/Test, Homework & Practice, Assessment Tests, etc. Second Grade Go Math Ch 6 3-Digit Addition and Subtraction Answer Key is sequenced as per the Go Math Textbooks. Download the Topicwise Go Math Grade 2 Ch 6 3-Digit Addition and Subtraction Concepts in PDF Format for free of cost from here and prepare the respective topic accordingly.

• 3-Digit Addition and Subtraction Show What You Know – Page 388
• 3-Digit Addition and Subtraction Vocabulary Builder – Page 389
• 3-Digit Addition and Subtraction Game 2-Digit Shuffle – Page 390
• 3-Digit Addition and Subtraction Vocabulary Game – Page(390A-390B)
• Lesson 6.1 Draw to Represent 3-Digit Addition – Page(391-396)
• Draw to Represent 3-Digit Addition Homework & Practice 6.1 – Page(395-396)
• Lesson 6.2 Break Apart 3-Digit Addends – Page(397-402)
• Break Apart 3-Digit Addends Homework & Practice 6.2 – Page(401-402)
• Lesson 6.3 3-Digit Addition: Regroup Ones – Page(403-408)
• 3-Digit Addition: Regroup Ones Homework & Practice 6.3 – Page(407-408)
• Lesson 6.4 3-Digit Addition: Regroup Tens – Page(409-414)
• 3-Digit Addition: Regroup Tens Homework & Practice 6.4 – Page(413-414)
• Lesson 6.5 Addition: Regroup Ones and Tens – Page(415-420)
• Addition: Regroup Ones and Tens Homework & Practice 6.5 – Page(419-420)
• 3-Digit Addition and Subtraction Mid-Chapter Checkpoint – Page 418
• Lesson 6.6 Problem Solving • 3-Digit Subtraction – Page(421-426)
• Problem Solving • 3-Digit Subtraction Homework & Practice 6.6 – Page(425-426)
• Lesson 6.7 3-Digit Subtraction: Regroup Tens – Page(427-432)
• 3-Digit Subtraction: Regroup Tens Homework & Practice 6.7 – Page(431-432)
• Lesson 6.8 3-Digit Subtraction: Regroup Hundreds – Page(433-438)
• 3-Digit Subtraction: Regroup Hundreds Homework & Practice 6.8 – Page(437-438)
• Lesson 6.9 Subtraction: Regroup Hundreds and Tens – Page(439-444)
• Subtraction: Regroup Hundreds and Tens Homework & Practice 6.9 – Page(443-444)
• Lesson 6.10 Regrouping with Zeros – Page(445-450)
• Regrouping with Zeros Homework & Practice 6.10 – Page(449-450)
• 3-Digit Addition and Subtraction Review/Test – Page(451-454)

3-Digit Addition and Subtraction Show What You Know

Explanation: There are 5 tens if we subtract 3 tens only 2 tens will remain. Therefore 50‐30 =20.

Explanation: There are 7 tens if we subtract 2 tens only 5 tens will remain. Therefore 70‐20 =50.

Explanation: In the above picture there are 7 tens and 9 ones.So, 54+25=79

Explanation: In the above picture there are 4 tens and 13 ones.13 ones is 1 tens and 3 ones.Finally there are 5 tens and 3 ones.So, 35+18=83

Explanation: In the above picture there are 14 tens and 9 ones.14 tens means 1 hundreds and 4 tens.Finally there are 1 hundreds, 4 tens and 9 ones.So, 82+67=149.

Explanation: In the above picture there are 10 tens and 10 ones.10 tens means 1 hundreds and 10 ones means 1 tens.Finally there are 1 hundreds and 1 tens. So, 29+81=110

Explanation: In the above picture there are 2 hundreds, 5 tens and 3 ones.So, the number is 253.

Explanation: In the above picture there are 3 hundreds, 5 tens and 1 ones.So, the number is 351.

3-Digit Addition and Subtraction Vocabulary Builder

Question 2. Write an addition sentence that has a sum of 20. ______ Answer: 10+10=20

Explanation: There are 10 ones and 10 ones in the above picture.10 ones means 1 tens.Finally there are 2 tens.So, 10+10=20.

Question 3. Write a subtraction sentence that has a difference of 10. ________ Answer: 20-10=10

Explanation: There are 2 tens in above picture if we subtract 1 tens from it we get 1 tens.So, 20‐10=10.

3-Digit Addition and Subtraction Game 2-Digit Shuffle

• number cards 10–50

Play with a partner.

• Shuffle the number cards. Place them face down in a pile.
• Take two cards. Say the sum of the two numbers.
• Your partner checks your sum.
• If your sum is correct, place a counter on a button. If you regrouped to solve, place a counter on another button.
• Take turns. Cover all the buttons. The player with more counters on the board wins.

-Digit Addition and Subtraction Vocabulary Game

How to Play

• Take turns to play.
• Choose a math word from the Word Box. Do not say the word.
• Set the timer for 1 minute.
• Draw pictures and numbers to give clues about the math word.
• The first player to guess the word gets 1 point. If he or she use the word in a sentence, they get 1 more point. That player gets the next turn.
• The first player to score 5 points wins.

The Write Way Reflect Choose one idea. Write about it on the lines below.

• Tell how to solve this problem. 42 – 25 = _____
• Write a paragraph that uses at least three of these words. addends digit sum hundred regroup

Lesson 6.1 Draw to Represent 3-Digit Addition

Essential Question How do you draw quick pictures to show adding 3-digit numbers?

Listen and Draw

Share and Show

Explanation: In the above picture, there are 4 hundreds, 6 tens, and 9 ones. So, the number is 469.

Explanation: In the above picture, there are 5 hundreds, 5 tens and 8 ones.So, the number is 558.

On Your Own

4 hundreds 4 tens and 9 ones is 449.

Explanation: In the above picture there are 4 hundreds, 4 tens and 9 ones.So, the number is 449.

3 hundreds 8 tens and 2 onea is 382

Explanation: In the above picture there are 3 hundreds, 8 tens and 2 ones.So, the number is 382.

Problem Solving • Applications

Explanation: Add 145 and 122. There are 2 hundreds, 6 tens and 7 ones in the above picture.So, the sum of 145 and 122 is 267. 2 hundred 6 tens 7 ones.

Draw to Represent 3-Digit Addition Homework & Practice 6.1

Explanation: Add 227 and 341. In the above picture add the hundreds, tens and ones.There are 5 hundreds,6 tens and 8 ones.So the sum of 227 and 341 is 568. 5 hundreds 6 tens 8 ones.

Explanation: Add the shells in the above picture.There are 3 rows of shells and each row has 4 shells each.So, there are 12 shells in all. 1 tens and 2 ones.

Explanation: Add the number of pens kara counts.Add the tens and ones.There are 7 tens and 18 ones.So, the number of pens kara counted is 7 tens and 18 ones ie 8 tens and 8 ones.Therefore the sum of 32,25,7 and 24 is 88. 8 tens and 8 ones.

Explanation: In the above picture 39 is removed from 46.So, the difference of 46 and 39 is 7. 7 ones.

Explanation: In the above picture 34 is removed from 55.So, the difference of 55 and 34 is 21. 2 tens 1 ones.

Lesson 6.2 Break Apart 3-Digit Addends

Essential Question How do you break apart addends to add hundreds, tens, and then ones?

Write the number. Draw a quick picture for the number. Then write the number in different ways. _______ ______ hundreds ______ tens _____ ones _____ + _____ + ______ Answer: 258 2 hundreds 5 tens 8 ones 200+50+8

_______ ______ hundreds ______ tens _____ ones _____ + _____ + ______ Answer: 325 3 hundreds 2 tens 5 ones 300+20+8

MATHEMATICAL PRACTICES Make Connections What number can be written as 400 + 20 + 9? Answer: 400+20+9 =4 hundreds 2 tens and 9 ones 400+20+9=429

Model and Draw

Explanation: Add 538 and 216.Add the hundreds, tens and ones from the above picture.There are 7 hundreds,4 tens and 14 ones.So, the sum of 538 and 216 is 754. 7 hundreds 5 tens 4 ones.

Explanation: Add 321 and 457.Add the hundreds, tens and ones from the above picture.There are 7 hundreds,7 tens and 8 ones.So, the sum of 321 and 457 is 778 7 hundreds 7 tens 8 ones.

Explanation: Add 744 and 162. Add the hundreds, tens and ones from the above picture. There are 8 hundreds,1 tens and 6 ones.So, the sum of 744 and 162 is 906. 9 hundreds 0 tens 6 ones.

Explanation: Add 254 and 536.Add the hundreds, tens and ones from the above picture.There are 7 hundreds,8 tens and 10 ones.So, the sum of 254 and 536 is 790. 7 hundreds 9 tens 0 ones.

Explanation: Add 425 and 232.Add the hundreds, tens and ones from the above picture.There are 5 hundreds,5 tens and 7 ones.So, the sum of 538 and 216 is 557. 5 hundreds 5 tens 7 ones.

Explanation: Add 849 and 123.Add the hundreds, tens and ones from the above picture.There are 9 hundreds,6 tens and 12 ones.So, the sum of 538 and 216 is 972. 9 hundreds 7 tens 2 ones.

Explanation: Add 158,100 and 231.Add the hundreds, tens and ones from the above picture.There are 4 hundreds,8 tens and 9 ones.So, the sum of 158,100 and 231 is 489. 4 hundreds 8 tens 9 ones.

Explanation: As in the above example add hundreds,tens and ones seperately and the sum of hundreds,tens and ones is 786. 7 hundreds 8 tens 6 ones

Explanation: Add 376 and 316.Add the hundreds, tens and ones from the above picture.There are 6 hundreds,8 tens and 12 ones.So, the sum of 376 and 316 is 692. 6 hundreds 9 tens 2 ones.

TAKE HOME ACTIVITY • Write 347 + 215. Have your child break apart the numbers and then find the sum.

Break Apart 3-Digit Addends Homework & Practice 6.2

Explanation: There are 126 crayons in a bucket and the teacher adds 144 more to the bucket.To find the totqal number of crayons in the bucket, Add 126 and 144.Add the hundreds, tens and ones from the above picture.There are 2 hundreds,7 tens and 0 ones.So, the sum of 126 and 144 is 270.Therefore there are total 260 crayons in the bucket. 2 hundreds 6 tens 0 ones.

Explanation: Add 324 and 231.Add the hundreds, tens and ones from the above picture.There are 5 hundreds,5 tens and 5 ones.So, the sum of 324 and 231 is 555. 5 hundreds 5 tens 5 ones.

Explanation: Add 218 and 145.Add the hundreds, tens and ones from the above picture.There are 3 hundreds,5 tens and 13 ones.So, the sum of 218 and 145 is 363. 3 hundreds 6 tens 3 ones.

Explanation: Add 664 and 223.Add the hundreds, tens and ones from the above picture.There are 8 hundreds,8 tens and 7 ones.So, the sum of 664 and 223 is 887. 8 hundreds 8 tens 7 ones.

Explanation: Ang found 19 berries and Barry found 21 berries.Add 19 and 21.There are 3 tens and 10 ones in the above picture.So, the sum of 19 and 21 is 40. 4 tens and 0 ones.

Question: Write a subtraction fact related to 9 + 6 = ______ Answer: 20-5=15

Explanation: In the above question the sum of 9 and 6 is 15.So, the subtraction fact for 15 is 20-5=15.

Explanation: There are 25 goldfish and 33 betta fish.Add 25 and 33.Add the tens and ones from the above picture.There are 5 tens and 8 ones.So the sum of

Lesson 6.3 3-Digit Addition: Regroup Ones

Essential Question When do you regroup ones in addition?

Explanation: To find the sum of 213 and 356. There are 5 hundreds,6 tens and 9 ones in the above picture. So, the sum of 213 and 356 is 569.5 hundreds 6 tens 9 ones.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 328 and 134 is 462.

Explanation: In the above picture the ones,tens and hundreds are added seperately without regrouping.The sum of 445 and 23 is 468.

Explanation: In the above picture the ones,tens and hundreds are added seperately without regrouping.The sum of 526 and 103 is 629.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 348 and 19 is 367.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 628 and 347 is 975.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 562 and 329 is 891.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 147 and 125 is 272.

Explanation: In the above picture the ones,tens and hundreds are added separately without regrouping.The sum of 326 and 200 is 526.

Explanation: In the above picture the ones,tens and hundreds are added separately without regrouping.The sum of 140 and 235is 375.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 249 and 318 is 567.

TAKE HOME ACTIVITY • Ask your child to explain why he or she regrouped in only some of the problems in this lesson.

3-Digit Addition: Regroup Ones Homework & Practice 6.3

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 148 and 234 is 382.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 321 and 318 is 639.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 414 and 179 is 593.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 602 and 258 is 860.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 258 and 135 is 393.

Explanation: In the above picture the ones,tens and hundreds are added seperately without regrouping.The sum of 136 and 212 is 348.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 435 and 146 is 581.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 436 and 306 is 742.

Explanation: In the above picture there are 9 ones.Subtract 4 ones from ir.There are 5 ones remained after subracting.Therefore the difference of 9 and 4 is 5.

Explanation: In the above picture the ones,tens and hundreds are added seperately by regrouping the ones.The sum of 243 and 132 is 375.

Lesson 6.4 3-Digit Addition: Regroup Tens

Essential Question When do you regroup tens in addition?

MATHEMATICAL PRACTICES Explain how your quick pictures show what happened in the problem. Answer:

Question 15. GO DEEPER Who sold more pieces of fruit? _______________ How many more? _______ more pieces of fruit Answer: Mr. Olsan sold more fruits than Mr. Lee 314 + 229 = 443 538 – 443 = 95

TAKE HOME ACTIVITY • Have your child choose a new combination of two fruits on this page and find the total number of pieces of the two types of fruit.

3-Digit Addition: Regroup Tens Homework & Practice 6.4

Problem Solving Solve. Write or draw to explain. Question 7. There are 142 blue toy cars and 293 red toy cars at the toy store. How many toy cars are there? _______ toy cars Answer: Given, There are 142 blue toy cars and 293 red toy cars at the toy store. To find the total number of toy cars we have to add blue cars and red cars. 142 + 293 = 435 Thus 435 toy cars are there.

Question 8. WRITE Find the sum of 362 + 265. Explain why you did or did not regroup. Answer: 362 + 265 = 627

Question 5. Francis had 8 toy cars, then his brother gave him 9 more. How many toy cars does Francis have now? 8 + 9 = ______ cars Answer: 17 cars

Explanation: Given, Francis had 8 toy cars, then his brother gave him 9 more. 8 + 9 = 17 Francis has 17 toy cars now.

Lesson 6.5 Addition: Regroup Ones and Tens

Essential Question How do you know when to regroup in addition?

Explanation: Add the tens digits and hundreds digits in the above sums.

Explanation: Add the tens digits and the hundreds digits in the above sums.

MATHEMATICAL PRACTICES Analyze Were some problems easier to solve than other problems? Explain. Answer:

Explanation: 4 ones+ 9 ones=13 ones 1 ten + 8 tens +2 tens=11 tens 1 hundred + 1 hundred + 3 hundreds=5 hundreds.

Explanation: 6 ones+ 8 ones=14 ones 1 ten + 4 tens +7 tens=12 tens 1 hundred + 5 hundred + 2 hundreds=8 hundreds.

Explanation: 7 ones+ 3 ones=10 ones 1 ten + 2 tens +5 tens=11 tens 3 hundreds + 3 hundreds=6 hundreds.

Explanation: 4 ones+ 2 ones=6 ones 3 tens +5 tens=8 tens 2 hundred + 1 hundreds=3 hundreds.

Explanation: 5 ones+ 2 ones=7 ones 7 tens +7 tens=14 tens 1 hundred + 3 hundreds + 2 hundreds=6 hundreds.

Explanation: 9 ones+ 3 ones=12 ones 1 ten + 8 tens +2 tens=11 tens 1 hundred + 1 hundred + 6 hundreds=8 hundreds.

Explanation: 4 ones+ 1 one=5 ones 7 tens +8 tens=15 tens 1 hundred + 5 hundreds + 2 hundreds=8 hundreds.

Explanation: 6 ones+ 3 ones=9 ones 1 ten + 8 tens =9 tens 4 hundreds + 4 hundreds=8 hundreds.

Explanation: 6 ones+ 7 ones=13 ones 1 ten + 4 tens +9 tens=14 tens 1 hundred + 3 hundreds + 5 hundreds=9 hundreds.

Explanation: 5 ones+ 3 ones=8 ones 6 tens +8 tens=14 tens 1 hundred + 3 hundreds + 2 hundreds=6 hundreds.

Explanation: 7 ones+ 9 ones=16 ones 1 ten + 4 tens +0 tens=5 tens 6 hundred + 1 hundreds=5 hundreds.

Explanation: 6 ones+ 6 ones=12 ones 1 ten + 4 tens +5 tens=10 tens 1 hundred + 5 hundreds + 3 hundreds=9 hundreds.

Explanation: 5 ones+ 9 ones=14 ones 1 ten + 5 tens +3 tens=9 tens 4 hundreds + 1 hundred=5 hundreds.

Explanation: 3 ones+ 5 ones=8 ones 6 tens +4 tens=10 tens 1 hundred + 5 hundreds + 2 hundreds=8 hundreds.

Explanation: 6 ones+ 4 ones=10 ones 1 ten + 3 tens +8 tens=12 tens 1 hundred + 2 hundreds + 4 hundreds=7 hundreds.

Addition: Regroup Ones and Tens Homework & Practice 6.5

Explanation: 7 ones+ 5 ones=12 ones 1 ten + 4 tens +3 tens=8 tens 5 hundreds + 4 hundreds=9 hundreds.

Explanation: 7 ones+ 4 ones=11 ones 1 ten + 6 tens +8 tens=15 tens 1 hundred + 3 hundreds + 2 hundreds=6 hundreds.

Explanation: 5 ones+ 6 ones=11 ones 1 ten + 8 tens +5 tens=14 tens 1 hundred + 4 hundred + 4 hundreds=5 hundreds.

Explanation: 7 ones+ 6 ones=13 ones 1 ten + 8 tens +0 tens=9 tens 1 hundred + 3 hundreds=4 hundreds.

Explanation: 7 ones+ 8 ones=15 ones 1 ten + 4 tens +2 tens=7 tens 6 hundreds + 1 hundred=7 hundreds.

Explanation: Saul and luisa has 167 points each on a computer game.Add points of both saul and luisa.There are 3 hundreds 2 tens and 14 ones.So, the sum of 167 and 167 is 3 hundred 3 tens and 4 ones. 7 ones+ 7 ones=14 ones 1 ten + 6 tens +6 tens=13 tens 1 hundred + 1 hundred + 1 hundred=3 hundreds.

Explanation: 5 ones+ 9 ones=14 ones 1 ten + 7 tens +4 tens=12 tens 1 hundred + 2 hundreds + 2 hundreds=5 hundreds.

Explanation: 8 ones+ 2 ones=10 ones 1 ten + 4 tens +7 tens=12 tens 1 hundred + 3 hundreds + 2 hundreds=6 hundreds.

Explanation: 3 ones+ 7 ones=10 ones 1 ten + 2 tens +1 tens=11 tens 1 hundred + 2 hundreds=3 hundreds.

Spiral Review Question 3. Which addition fact has the same sum as 9 + 4. 10 + _____ Answer: 9+4=13 10+3=13

Explanation: The sum of 9 and 4 is 13. So, if we add 3 to 10 we get the same sum 13. Therefore the addition fact that has the same sum as 9+4 is 10+3.

Explanation: 2 ones+ 5 ones + 6 ones=13 ones 1 ten + 3 tens +1 tens +4 tens=9 tens

Question 6. Tom had 25 pretzels. He gave away 12 pretzels. How many pretzels does Tom have left? 25 – 12 = ______ pretzels Answer:

Explanation: There are 25 blocks in the above picture.Subtract 1 tens and 2 ones from the above picture.Therefore 13 blocks are left. So, the difference of 25 and 12 is 13.

3-Digit Addition and Subtraction Mid-Chapter Checkpoint

Concepts and Skills

Explanation: Add 567 and 324. Add the hundreds, tens and ones from the above picture. There are 8 hundreds,8 tens and 11 ones. So, the sum of 567 and 324 is 363. 8 hundreds 9 tens 1 ones

write the  sum .

Explanation: 8 ones+ 6 ones=14 ones 1 ten + 4 tens +4 tens=9 tens 2 hundreds + 3 hundreds=5 hundreds.

Explanation: 0 ones+ 4 ones=4 ones 1 ten +6 tens=11 tens 6 hundreds + 2 hundreds=8 hundreds.

Explanation: 1 ones+ 7 ones=8 ones 9 tens +3 tens=12 tens 1 hundred + 3 hundreds + 5 hundreds=9 hundreds.

Explanation: 8 ones+ 9 ones=17 ones 1 ten + 4 tens +1 tens=6 tens 1 hundred + 1 hundred=2 hundreds.

Lesson 6.6 Problem Solving • 3-Digit Subtraction

Essential Question How can making a model help when solving subtraction problems?

There were 436 people at the art show. 219 people went home. How many people stayed at the art show?

Show how to solve the problem. Make a model. Then draw a quick picture of your model. ______ people

Answer: Given, There were 436 people at the art show. 219 people went home. 436 – 219 = 217

HOME CONNECTION • Your child used a model and a quick picture to represent and solve a subtraction problem.

Question 2. 245 children go to the face-painting event. 114 of the children are boys. How many of the children are girls? _______ girls Answer: Given, 245 children go to the face-painting event. 114 of the children are boys. 245 – 114 = 132 girls There are 132 girls.

MATHEMATICAL PRACTICES Explain how you solved the first problem on this page.

TAKE HOME ACTIVITY • Ask your child to choose one of the problems in this lesson and solve it in a different way.

Problem Solving • 3-Digit Subtraction Homework & Practice 6.6

Make a model to solve. Then draw a quick picture of your model. Question 1. On Saturday, 770 people went to the snack shop. On Sunday, 628 people went. How many more people went to the snack shop on Saturday than on Sunday? ______ more people Answer: Given, On Saturday, 770 people went to the snack shop. On Sunday, 628 people went. 770 -628 = 42 more people

Question 2. There were 395 lemon ice cups at the snack shop. People bought 177 lemon ice cups. How many lemon ice cups are still at the snack shop? ______ cups Answer: Given, There were 395 lemon ice cups at the snack shop. People bought 177 lemon ice cups. 395 – 177 = 218 cups

Question 3. There were 576 bottles of water at the snack shop. People bought 469 bottles of water. How many bottles of water are at the snack shop now? _______ bottles Answer: Given, There were 576 bottles of water at the snack shop. People bought 469 bottles of water. 576 – 469 = 107 bottles

Question 4. WRITE Draw quick pictures to show how to subtract 314 and 546. Answer: 546 – 314 = 232

Lesson Check Question 1. There are 278 math and science books. 128 of them are math books. How many science books are there? ______ books Answer: Given, There are 278 math and science books. 128 of them are math books. 278 – 128 = 150 books There are 150 science books.

Question 2. A book has 176 pages. Mr. Roberts has read 119 pages. How many pages does he have left to read? _____ pages Answer: Given, A book has 176 pages. Mr. Roberts has read 119 pages. 176 – 119 = 57 pages 57 pages are left to read.

Spiral Review Question 3. What is the sum? 1 + 6 + 2 = _____ Answer: add the number in ones place = 9

Question 4. What is the difference? 54 – 8 = _____ Answer: The difference of the two numbers 54 and 8 are 46

Lesson 6.7 3-Digit Subtraction: Regroup Tens

Essential Question When do you regroup tens in subtraction?

Question 7. GO DEEPER A bookstore has 148 books about people and 136 books about places. Some books were sold. Now there are 137 books left. How many books were sold? _______ books Answer: Given, A bookstore has 148 books about people and 136 books about places. 148 + 136 = 284 books Some books were sold. Now there are 137 books left. 284 – 137 = 147 books 147 books were sold.

3-Digit Subtraction: Regroup Tens Homework & Practice 6.7

Problem Solving Solve. Write or draw to explain. Question 5. There were 985 pencils. Some pencils were sold. Then there were 559 pencils left. How many pencils were sold? ______ pencils Answer: Given, There were 985 pencils. Some pencils were sold. Then there were 559 pencils left. 985 – 559 = 426 426 pencils were sold.

Question 6. WRITE Choose one exercise from above. Draw quick pictures to check your work. Answer:

Spiral Review Question 3. What is the difference? 45 – 7 = _____ Answer: 38

Question 4. Leroy has 11 cubes. Jane has 15 cubes. How many cubes do they have altogether? ______ cubes Answer: Given, Leroy has 11 cubes. Jane has 15 cubes. 11 + 15 = 26 cubes Leroy and Jane together has 26 cubes.

Question 5. Mina puts 5 flowers in each vase. How many flowers will she put in 3 vases? ______ flowers Answer: Given, Mina puts 5 flowers in each vase. 5 × 3 = 15 flowers Thus Mina put 15 flowers in 3 vases.

Go Math Grade 2 Workbook Pdf Chapter 6 Review Answers Math Question 6. Mr. Hill had 428 pencils. He gave away 150 pencils. How many pencils did he keep? ______ pencils Answer: Given, Mr. Hill had 428 pencils. He gave away 150 pencils. 428 – 150 = 278 pencils Thus he keep 278 pencils.

Lesson 6.8 3-Digit Subtraction: Regroup Hundreds

Essential Question When do you regroup hundreds in subtraction?

MATHEMATICAL PRACTICES Describe what to do when there are not enough tens to subtract from. Answer:

MATHEMATICAL PRACTICE Make Arguments Question 9. Choose one exercise above. Describe the subtraction that you did. Be sure to tell about the values of the digits in the numbers. ______________________ _______________________ Answer:

TAKE HOME ACTIVITY • Have your child explain how to find the difference for 745 − 341.

3-Digit Subtraction: Regroup Hundreds Homework & Practice 6.8

Problem Solving Solve. Write or draw to explain. Question 5. There were 537 people in the parade. 254 of these people were playing an instrument. How many people were not playing an instrument? _______ people Answer:

Question 6. WRITE Write the subtraction problem for 838 – 462 and find the difference. Then draw quick pictures to check your difference. Answer:

Spiral Review Question 3. What is the difference? 52 – 15 = ______ Answer:

Question 4. Wallace has 8 crayons and Alma has 7. How many do the have together? 8 + 7 = _____ crayons Answer:

Lesson 6.9 Subtraction: Regroup Hundreds and Tens

Essential Question How do you know when to regroup in subtraction?

Explanation: Subtract the tens amd hundreds from the above sums to find the difference.

MATHEMATICAL PRACTICES Were some problems easier to solve than other problems? Explain. Answer: Yes some problems wre easy to solve than the other problems as theur was no need of any regrouping for some problems.

Explanation: Regroup 2 tens 1 ones as 1 tens 11 ones.Subtract the ones. Regroup 4 hundreds 1 tens as 3 hundreds 11 tens.Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 1 hundreds 7 tens as 1 hundreds 17 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 4 tens 6 ones as 3 tens 16 ones.Subtract the ones. Regroup 5 hundreds 3 tens as 4 hundreds 13 tens.Subtract the tens Subtract the hundreds.

Explanation: Subtract the hundreds,tens and ones as there is no need of regrouping.

Explanation: Regroup 4 tens 7 ones as 3 tens 17 ones.Subtract the ones. Regroup 7 hundreds 3 tens as 6 hundreds 13 tens.Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 9 hundreds 3 tens as 8 hundreds 13 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 4 tens 2 ones as 3 tens 12 ones.Subtract the ones. Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 4 hundreds 6 tens as 3 hundreds 16 tens. Subtract the tens Subtract the hundreds.

Explanation: Regroup 5 tens 5 ones as 4 tens 15 ones. Subtract the ones. Regroup 4 hundreds 1 tens as 3 hundreds 1 tens. Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 6 hundreds 5 tens as 5 hundreds 15 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 2 tens 1 ones as 1 tens 11 ones.Subtract the ones. Regroup 5 hundreds 1 tens as 4 hundreds 11 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 5 tens 8 ones as 4 tens 18 ones.Subtract the ones. Subtract the tens Subtract the hundreds.

Explanation: Regroup 4 tens 2 ones as 3 tens 12 ones.Subtract the ones. Regroup 5 hundreds 3 tens as 4 hundreds 13 tens.Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 8 hundreds 2 tens as 7 hundreds 12 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 4 tens 7 ones as 3 tens 17 ones.Subtract the ones. Regroup 9 hundreds 3 tens as 8 hundreds 13 tens.Subtract the tens Subtract the hundreds.

Explanation: The missing numbers in the first sum are 5 and 5 because only when the numbers are 5 tens and 5 ones if we regroup them they become 4 tens and 15 ones. The missing numbers in the second sum are 8, 3 and 6 because only when the numbers are 8 hundreds and 3 tens if we regroup them they become 7 hundreds and 13 ones.And 6 ones because if we subtract only 6 ones from 7 ones we get the answer as 1 ones.

Explanation: As shown in the above picture the difference between 270 and 300 is 30, 800 and 300 is 500 and 843 and 800 is 43.So, when we add 30,500 and 43 is sum wiil be 573.Therefore the difference between 543 and 270 is 573.

Explanation: Regroup 7 tens 1 ones as 6 tens 11 ones.Subtract the ones. Subtract the tens Subtract the hundreds.

Explanation: Regroup 2 tens 7 ones as 1 tens 17 ones.Subtract the ones. Regroup 4 hundreds 1 tens as 3 hundreds 11 tens.Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 4 hundreds 7 tens as 3 hundreds 17 tens.Subtract the tens Subtract the hundreds.

Subtraction: Regroup Hundreds and Tens Homework & Practice 6.9

Explanation: Regroup 1 tens 6 ones as 0 tens 16 ones.Subtract the ones. Regroup 8 hundreds 0 tens as 7 hundreds 10 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 0 tens 2 ones as 9 tens 12 ones.Subtract the ones. Regroup 9 hundreds 9 tens as 8 hundreds 19 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 9 tens 6 ones as 8 tens 16 ones.Subtract the ones. Subtract the tens Subtract the hundreds.

Explanation: Regroup 3 tens 2 ones as 2 tens 12 ones.Subtract the ones. Regroup 4 hundreds 2 tens as 3 hundreds 12 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 3 tens 5 ones as 2 tens 15 ones.Subtract the ones. Regroup 7 hundreds 2 tens as 6 hundreds 12 tens.Subtract the tens Subtract the hundreds.

Explanation: Subtract the ones. Regroup 3 hundreds 4 tens as 2hundreds 14 tens.Subtract the tens Subtract the hundreds.

Explanation: Regroup 3 tens 6 ones as 2 tens 16 ones.Subtract the ones. Regroup 3 hundreds 2 tens as 2 hundreds 12 tens.Subtract the tens Subtract the hundreds.

Explanation: 6 ones + 3 ones=19 ones 1 tens +4 tens + 3 tens=7 tens 2 hundreds + 5 hundreds=7 hundreds. 7 hundreds 7 tens 9 ones.

Explanation: Regroup 3 tens 8 ones as 2 tens 18 ones.Subtract the ones. Subtract the tens

Question 5. What is the difference? 17 – 9 = _____ Answer: 8 by substracting 17 with 9 we get 8 hence the difference is 8

Question 6. Lisa had 15 daisies. She gave away 7 daisies. Then she found 3 more daisies. How many daisies does Lisa have now? 15 – 7 + 3 = ______ Answer: by subtracting 15 with 7 we get 8 then she found 3 more daisies so add 8 with 3 we get 11 Lisa has 11 daisies

Lesson 6.10 Regrouping with Zeros

Essential Question How do you regroup when there are zeros in the number you start with?

MATHEMATICAL PRACTICES Describe another way that you could solve the problem. Answer:

Question 14. MATHEMATICAL PRACTICE Analyze Claire has 250 pennies. Some are in a box and some are in her bank. There are more than 100 pennies in each place. How many pennies could be in each place? _____ pennies in a box _______ pennies in her bank Explain how you solved the problem. ________________ _________________ Answer: Given, Analyze Claire has 250 pennies. Some are in a box and some are in her bank. There are more than 100 pennies in each place. There could be 125 pennies in a box There could be 125 pennies in her bank

TAKE HOME ACTIVITY • Ask your child to explain how he or she solved one of the problems in this lesson.

Regrouping with Zeros Homework & Practice 6.10

Problem Solving Solve. Question 7. There are 303 students. There are 147 girls. How many boys are there? _______ boys Answer: Given There are 303 students. There are 147 girls to find boys from that 303 students by subtracting 303 with 147 girls we get 156 hence there are 156 boys

Question 8. WRITE Write the subtraction problem 604 – 357. Describe how you will subtract to find the difference. _______________ ________________ Answer: 604 –  357   247 by subtracting 604 with 357 we get 247 the difference is 247

Question 5. What is the difference? 10 – 2 = _____ Answer: 8

3-Digit Addition and Subtraction Review/Test

Question 1. Mr. Kent’s art class used 234 craft sticks. Ms. Reed’s art class used 358 craft sticks. How many craft sticks did the two classes use? ______ craft sticks Answer: Given, Mr. Kent’s art class used 234 craft sticks. Ms. Reed’s art class used 358 craft sticks. 234 + 358 = 592 craft sticks Thus the two classes used 592 craft sticks.

Question 5. Mrs. Preston had 513 leaves. She gave 274 leaves to her students. Draw to show how you found your answer. How many leaves does she still have? ______ leaves Answer: Given, Mrs. Preston had 513 leaves. She gave 274 leaves to her students. 513 – 274 = 239 leaves Mrs. Preston still has 239 leaves

Final Words:

Get the free access to Download Go Math Grade 2 Answer Key Chapter 6 3-Digit Addition and Subtraction pdf. Enhance your math skills by solving the problems given at the end of this chapter.

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