# McGraw Hill My Math Grade 2 Chapter 6 Lesson 7 Answer Key Rewrite Three-Digit Addition

All the solutions provided inÂ McGraw Hill My Math Grade 2 Answer Key PDF Chapter 6 Lesson 7 Rewrite Three-Digit Addition will give you a clear idea of the concepts.

## McGraw-Hill My Math Grade 2 Answer Key Chapter 6 Lesson 7 Rewrite Three-Digit Addition

Explore and Explain

_______________ firefighters and police officers
Teacher Directions: There are 143 firefighters and 167 police officers in my town. How many firefighters and police officers are in my town in all? Write the number in the place-value chart and add.
Answer:
The total number of firefighters and police officers in the town in all is 310.

Explanation:
Given that there are 143 firefighters and 167 police officers in my town. So the total number of firefighters and police officers in the town in all is 143+167 which is 310.

See and Show

You can rewrite a problem to add.
Find 366 + 264.
Step 1:
Write one addend below the other addend. Line up the ones, tens, and hundreds.
Step 2:
Add. Regroup if necessary.

Rewrite the problems. Add.

Question 1.
634 + 125

Answer:
634 + 125 = 759.

Explanation:
By adding 634 and 125 we will get 634+125 which is 759.

Question 2.
245 + 236

Answer:
245 + 236 = 481.

Explanation:
By adding 245 and 236 we will get 245 + 236 which is 481.

Question 3.
743 + 163

Answer:
743 + 163 = 906.

Explanation:
By adding 743 and 163 we will get 743 + 163 which is 906.

Question 4.
264 + 566

Answer:
264 + 566 = 830.

Explanation:
By adding 264 and 566 we will get 264 + 566 which is 830.

Question 5.
396 + 378

Answer:
396 + 378 = 774.

Explanation:
By adding 396 and 378 we will get 396 + 378 which is 774.

Question 6.
237 + 592

Answer:
237 + 592 = 829.

Explanation:
By adding 237 and 592 we will get 237 + 592 which is 829.

Talk Math How is rewriting three-digit addition different than rewriting two-digit addition?
Answer:
By rewriting three-digit addition we can get greater value than adding two-digit addition. As the three-digit addition has three values to add and the two-digit addition value has two values to add.

On My Own

Rewrite the problems. Add.

Question 7.
363 + 278

Answer:
363 + 278 = 641.

Explanation:
By adding 363 and 278 we will get 363 + 278 which is 641.

Question 8.
236 + 265

Answer:
236 + 265 = 501.

Explanation:
By adding 236 and 265 we will get 236 + 265 which is 501.

Question 9.
298 + 516

Answer:
298 + 516 = 814.

Explanation:
By adding 298 and 516 we will get 298 + 516 which is 814.

Question 10.
373 + 495

Answer:
373 + 495 = 868.

Explanation:
By adding 373 and 495 we will get 373 + 495 which is 868.

Question 11.
195 + 645

Answer:
195 + 645 = 840.

Explanation:
By adding 195 and 645 we will get 195 + 645 which is 840.

Question 12.
165 + 454

Answer:
165 + 454 = 619.

Explanation:
By adding 165 and 454 we will get 165 + 454 which is 619.

Question 13.
652 + 258

Answer:
652 + 258 = 910.

Explanation:
By adding 652 and 258 we will get 652 + 258 which is 910.

Question 14.
268 + 195

Answer:
268 + 195 = 463.

Explanation:
By adding 268 and 195 we will get 268 + 195 which is 463.

Question 15.
496 + 349

Answer:
496 + 349 = 845.

Explanation:
By adding 496 and 349 we will get 496+349 which is 845.

Problem Solving

Question 16.
395 ants crawled around the ant hill. 111 more ants came over to the ant hill. How many ants are there now?
____________ ants
Answer:
506 ants.

Explanation:
Given that 395 ants crawled around the ant hill and 111 more ants came over to the ant hill. So the total number of ants is 395+111 which is 506 ants.

Question 17.
There are 153 yellow houses and 168 blue houses in the neighborhood. How many yellow and blue houses are there in all?

______________ yellow and blue houses
Answer:
321 yellow and blue houses

Explanation:
Given that there are 153 yellow houses and 168 blue houses in the neighborhood. So the total houses altogether are 153+168 which is 321 houses.

Question 18.
Last week, Amelia sold 193 cups of lemonade. This week, she sold 129 cups. How many cups of lemonade has she sold in both weeks?
____________ cups
Answer:
322 cups.

Explanation:
Given that Amelia sold 193 cups of lemonade and this week, she sold 129 cups. So the number of cups of lemonade she sold in both weeks is 193+129 is 322 cups.

Write Math Explain how you rewrite three-digit addition problems to solve.
Answer:
We will rewrite three digit addition problem by adding ones place of each number together, then we will add tens place together and then hundreds place together.

### McGraw Hill My Math Grade 2 Chapter 6 Lesson 7 My Homework Answer Key

Practice

Rewrite the numbers. Add.

Question 1.
654 + 286

Answer:
654 + 286 = 940.

Explanation:
By adding 654 and 286 we will get 654 + 286 which is 940.

Question 2.
518 + 229

Answer:
518 + 229 = 747

Explanation:
By adding 518 and 229 we will get 518 + 229 which is 747.

Question 3.
846 + 119

Answer:
846 + 119 = 965.

Explanation:
By adding 846 and 119 we will get 846 + 119 which is 965.

Question 4.
556 + 148

Answer:
556 + 148 = 704.

Explanation:
By adding 556 and 148 we will get 556 + 148 which is 704.

Question 5.
685 + 295

Answer:
685 + 295 = 980.

Explanation:
By adding 685 and 295 we will get 685 + 295 which is 980.

Question 6.
584 + 371

Answer:
584+371 = 955.

Explanation:
By adding 584 and 371 we will get 584+371 which is 955.

Question 7.
172 + 217

Answer:
172 + 217 = 389.

Explanation:
By adding 172 and 217 we will get 172 + 217 which is 389.

Question 8.
362 + 264

Answer:
362 + 264 = 626.

Explanation:
By adding 362 and 264 we will get 362 + 264 which is 626.

Question 9.
239 + 375

Answer:
239 + 375 = 614.

Explanation:
By adding 239 and 375 we will get 239 + 375 which is 614.

Question 10.
There are 129 boats in the lake. There are 197 jet skis in the lake. How many boats and jet skis are in the lake?

_____________ boats and jet skis
Answer:
326 boats and jet skis.

Explanation:
Given that there are 129 boats in the lake and there are 197 jet skis in the lake. So the number of boats and jet skis on the lake is 129+197 which is 326 boats and jet skis.

Test Practice

Question 11.
Mark the answer that shows how to rewrite and solve the number sentence.
427 + 228 = _____________

Answer:
427+228 = 655.

Explanation:
By adding 427 and 228 we will get 427+228 which is 655.

Math at Home Write 374 + 185 on a piece of paper. Have your child rewrite the problem and solve it.
Answer:
374+185 = 559.

Explanation:
Given the equation is 374+185 we will get 559.

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