We included **HMH Into Math Grade 2 Answer Key PDF** **Module 15 Review **to make students experts in learning maths.

## HMH Into Math Grade 2 Module 15 Review Answer Key

**Vocabulary**

equation

operation

Question 1.

Complete the sentence.

In the ___ 22 – 10 = 12, the ______________ is subtraction.

Answer:

In the equation 22 – 10 = 12, the expression

a statement that the values of two mathematical expressions are equal is subtraction.

**Concepts and Skills**

**Write an equation to show the problem. Solve.**

Question 2.

Lara has some rocks in her collection. She gets 34 rocks from a friend. Now she has 46 rocks.

How many rocks does Lara have to start?

______________________

______________________

Lara has ____ rocks to start.

Answer:

Lara has 46 rocks

from that 34 of rocks are given by her friend

46 – 34 = 12

Lara has 12 rocks to start.

Question 3.

A store sells 42 bags of apples. There are 22 bags of apples left at the end of the day. How many

bags of apples were there to start?

______________

______________

There were ___ bags of apples to start.

Answer:

42 + 22 = 62

Explanation:

A store sells 42 bags of apples.

There are 22 bags of apples left

There were 62 bags of apples to start.

**Write an equation to show the problem. Solve.**

Question 4.

Greg has 43 trading cards. He has 14 more trading cards than Celia. How many trading cards does Celia have?

______________________

______________________

Celia has ___ trading cards.

Answer:

Celia has 29 trading cards.

Explanation:

Greg has 43 trading cards.

He has 14 more trading cards than Celia.

43 – 14 = 29 trading cards

Question 5.

Greta has 55 marbles. She has 24 fewer marbles than Han. How many marbles does Han have?

Han has marbles.

______________________

______________________

Answer:

Han has 79 marbles

Explanation:

Greta has 55 marbles.

She has 24 fewer marbles than Han.

55 + 24 = 79

**Fill in the bubble next to the correct answer.**

Question 6.

Denise has 8 toy cars. Matt has 5 toy cars. They buy 3 more toy cars. How many toy cars do they have?

A. 15

B. 16

C. 26

Answer: B

Explanation:

Denise has 8 toy cars.

Matt has 5 toy cars.

They buy 3 more toy cars

8 + 5 = 13

13 + 3 = 16

so, they had 16 cars in all.

Question 7.

There are 9 deer and 6 rabbits in the field. 2 more deer come to the field. How many animals are in the field now?

A. 17

B. 18

C. 27

Answer: A

Explanation:

There are 9 deer and 6 rabbits in the field.

9 + 6 = 15

2 more deer come to the field.

15 + 2 = 17

so, 17 animals are in the field now