McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy: Make a Model

All the solutions provided in McGraw Hill Math Grade 2 Answer Key PDF Chapter 3 Lesson 7 Problem-Solving Strategy: Make a Model will give you a clear idea of the concepts.

McGraw-Hill My Math Grade 2 Answer Key Chapter 3 Lesson 7 Problem-Solving Strategy: Make a Model

Mark and Dan were in a walk-a-thon to raise money for their basketball team. Mark walked 35 blocks.
Dan walked 52 blocks. How many blocks did they walk in all?

  1. Understand Underline what you know. Circle what you need to find.
  2. Plan How will I solve the problem?
  3. Solve make a model.
    87 blocks
  4. Check Is my answer reasonable? Explain.
    Explanation:
    Mark walked 35 blocks.
    Dan walked 52 blocks
    35 + 52 = 87
    so, they walked 87 blocks.

Practice the Strategy

Sara, Mary, and Jonny are collecting shells at the beach. Sara finds 45 shells. Jonny finds 23 shells. Mary finds 15 shells. How many shells do they find?
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 1

  1. Understand Underline what you know. Circle what you need to find.
  2. Plan How will I solve the problem?
  3. Solve I will ….
    ____ shells
  4. Check Is my answer reasonable? Explain.
    Explanation:
    Sara finds 45 shells. Jonny finds 23 shells.
    45 + 23 = 68
    Mary finds 15 shells.
    68 + 15 = 83
    83 shells that they find

Apply the Strategy

Question 1.
Karenna ran 15 blocks Tuesday. She ran 20 blocks on Wednesday. How many blocks did she run in all?
____ blocks
Answer:
35 blocks
Explanation:
Karenna ran 15 blocks Tuesday. She ran 20 blocks on Wednesday.
15 + 20 = 35
35 blocks that she run in all.

Question 2.
Bradley got 33 action figures for his birthday. He had 12 already. How many will he have if he buys 15 more?
____ action figures
Answer:
60 action figures
Explanation:
Bradley got 33 action figures for his birthday. He had 12 already.
33 + 12 = 45
if he buys 15 more
45 + 15 = 60
He will be having 60

Question 3.
Nora made 16 points in her basketball game. Jenna made 24 points and Alicia made 22. No one else scored on their team. What was their final score?
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 2
_____ points
Answer:
62 points
Explanation:
Nora made 16 points in her basketball game.
Jenna made 24 points
16 + 24 = 40
and Alicia made 22.
40 + 22 = 62
62 was their final score.

Review the Strategies

Choose a strategy

  • Write a number sentence.
  • Find a pattern.
  • Make a model.

Question 4.
Melissa has 23 pairs of earrings. She buys 2 more pairs. Then she is given 6 more pairs for her birthday. How many pairs of earrings does she have in all?
___ pairs
Answer:
31 pairs.
Explanation:
Melissa has 23 pairs of earrings. She buys 2 more pairs.
23 + 2 = 25
Then she is given 6 more pairs for her birthday.
25+ 6 = 31

31 pairs of earrings that she have in all

Question 5.
Jessica made muffins for the bake sale. She made 24 blueberry muffins and 10 strawberry muffins. She also made 12 banana muffins. How many muffins did she make in all?
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 3
Answer:
46 muffins.
Explanation:
She made 24 blueberry muffins and 10 strawberry muffins.
24 + 10 = 34
She also made 12 banana muffins.
34 + 12 = 46
46 muffins that she make in all.

Question 6.
Jacob and Luis collected glass bottles to recycle. The first day they collected 12 bottles. The second day they collected 15. The third day they collected 18. If this pattern continues, how many will they collect on the fourth day?
____ bottles
Answer:
21 bottles
Explanation:
The first day they collected 12 bottles. The second day they collected 15.
3 x 4 = 12
3 x 5 = 15
3 x 6 = 18
3 x 7 = 21
so, he might be collected 21 bottles

McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 My Homework Answer Key

Underline what you know. Circle what you need to find. Make a model to solve.

Question 1.
Angela and Brittany count 8 windows in the first building, 5 in the next building, and 13 in the last building. How many windows did they count in all?
____ windows
Answer:
26 windows
Explanation:
8 windows in the first building,
5 in the next building,
8 + 5 = 13
and 13 in the last building.
13 + 13 = 26
26 windows that they count in all.

Question 2.
Eric found 14 pennies in the couch, 6 pennies in his mom’s car, and 2 pennies under his bed. How many pennies did he find in all?
______ pennies
Answer:
22 pennies
Explanation:
Eric found 14 pennies in the couch,
6 pennies in his mom’s car,
14 + 6 = 20
and 2 pennies under his bed.
20 + 2 = 22
22 pennies that he find in all.

Question 3.
The girls collected 57 bottle caps. The boys collected 42 caps. How many bottle caps did they collect in all?
_____ cups
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 4
Answer:
99 bottle caps
Explanation:
The girls collected 57 bottle caps. The boys collected 42 caps.
57 + 42 = 99
99 bottle caps that they collect in all.

Math at Home Ask your child to add 13 + 21 + 37. Hove your child explain how he or she added the numbers.
Explanation:
13 + 21 = 34
34 + 37 = 40

Fluency Practice

Add

Question 1.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 5
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of  14 and 3 is 17
14 + 3 = 17

Question 2.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 6
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 16 and 6 is 22
16 + 6 = 22

Question 3.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 7
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 8 is 21
13 + 8 = 21

Question 4.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 8
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 14 and 9 is 23
14 + 9 = 23

Question 5.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 9
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 15 and 6 is 21
15 + 6 = 21

Question 6.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 10
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 16 and 3 is 19
16 + 3 = 19

Question 7.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 11
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 11 and 9 is 20
11 + 9 = 20

Question 8.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 12
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 12 and 2 is 14
12 + 2 = 14

Question 9.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 13
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 14 and 0 is 14
14 + 0 = 14

Question 10.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 14
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 18 and 5 is 23
18 + 5 = 23

Question 11.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 15
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 19 and 1 is 20
19 + 1 = 20

Question 12.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 16
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 17 and 2 is 19
17 + 2 = 19

Fluency Practice

Add.

Question 1.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 17
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 6 is 19
13 + 6 = 19

Question 2.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 18
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 16 and 2 is 18
16 + 2 = 18

Question 3.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 19
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 8 is 21
13 + 8 = 21

Question 4.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 20
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 26 and 5 is 31
26 + 5 = 31

Question 5.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 21
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 1 is 14
13 + 1 = 14

Question 6.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 22
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 3 is 16
13 + 3 = 16

Question 7.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 23
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 21 and 9 is 30
21 + 9 = 30

Question 8.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 24
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 16 and 2 is 18
16 + 2 = 18

Question 9.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 25
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 11 and 0 is 11
11 + 0 = 11

Question 10.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 26
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 2 is 15
13 + 2 = 15

Question 11.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 27
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 13 and 4 is 17
13 + 4 = 17

Question 12.
McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 28
Answer:
McGraw-Hill My Math Grade 2 img 7
Explanation:
The sum of 12 and 7 is 19
12 + 7 = 19

McGraw Hill My Math Grade 2 Chapter 3 Lesson 7 Answer Key Problem-Solving Strategy Make a Model 29

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