# Into Math Grade 2 Module 15 Lesson 3 Answer Key Solve Multistep Addition and Subtraction Problems

We included HMH Into Math Grade 2 Answer Key PDF Module 15 Lesson 3 Solve Multistep Addition and Subtraction Problems to make students experts in learning maths.

## HMH Into Math Grade 2 Module 15 Lesson 3 Answer Key Solve Multistep Addition and Subtraction Problems

I Can solve multistep addition and subtraction word problems.

Step It Out

1. On a hike, Ted collects 6 pinecones. Shivali collects 8 pinecones. How many more pinecones do they need to collect to have 25 pinecones?

A. Choose the operation you will use.
THINK: How can I find how many more pinecones they need?
B. Complete the bar model. Write an equation for the first step. Solve.

Ted and Shivali collect ___ pinecones.

Ted and Shivali collect 14 pinecones.
C. Complete the bar model. Write an equation for the second step. Solve.

They need ____ more pinecones to have 25.

They need 11 more pinecones to have 25.

Step It Out

2. Sasha has 15 trading cards. She gives Tyler 4 of her cards. Then Tyler gives her 7 of his cards. How many cards does Sasha have now?

A. Choose the operations you will use to solve the problem.
THINK: How can I find the number of cards Sasha has now? Sasha has cards.
B. Complete the bar model. Write an equation for the first step. Solve.
Sasha has ___ cards.

Sasha has 11 cards.
She gives Tyler 4 of her cards.
15 – 4 = 11
C. Complete the bar model. Write an equation for the second step. Solve.
Sasha has ___ cards now.

Then Tyler gives her 7 of his cards.
11 + 7 = 18
Sasha has 18 cards now.

Turn and Talk How do you decide what you need to do first to solve the problem?

3. Olivia and Ana each have 12 beads. They buy a package with 5 beads in it. How many beads do they have now?

A. Choose the operation you will use.
THINK: How can I find how many beads they have now?
B. Write an equation for the first step. Solve.
_____________________
Olivia and Ana have ___ beads.
12 + 12 = 24
Olivia and Ana have 24 beads.
C. Write an equation for the second step. Solve.
_____________________
Olivia and Ana have ___ beads now.
24  + 5 = 29
Olivia and Ana have 29 beads now.

Turn and Talk Does the order in which you do the steps change the answer? Explain.

Check Understanding Math Board

Question 1.
Write equations to solve the problem. Grace collects 8 shells and Zoe collects 9 shells. They get 5 more shells from a friend. How many shells do they have now?
_____________________
_____________________
Grace and Zoe have ___ shells now.
Grace and Zoe have 12 shells now.
Explanation:
Grace collects 8 shells and Zoe collects 9 shells.
8 + 9 = 17
They get 5 more shells from a friend.
17 – 5 = 12
12 shells that they have now.

Reason Complete the bar models and write two equations to solve.

Question 2.
There are 10 children on the bus. 7 more children get on the bus. Then 3 children get off the bus. How many children are on the bus now?

There are ___ children on the bus now.

There are 14 children on the bus now.
Explanation:
There are 10 children on the bus.
7 more children get on the bus.
10 + 7 = 17
Then 3 children get off the bus.
17 – 3 = 14
14 children are on the bus now

Model with Mathematics Solve.

Question 3.
Joan eats q grapes. Tony eats 3 more grapes than Joan. Ella eats 4 fewer grapes than Tony. How many grapes does Ella eat?
_____________________
_____________________
Ella eats ___ grapes.
Ella eats 8 grapes.
Explanation:
Joan eats 9 grapes.
Tony eats 3 more grapes than Joan.
9 + 3 = 12
Ella eats 4 fewer grapes than Tony.
12 – 4 = 8
8 grapes that Ella eat

Question 4.
Joke and Sara each have 25¢. Then they find some more coins. Now they have 95¢. How much
money do Joke and Sara find?
_____________________
_____________________
Jake and Sara find ____.
Jake and Sara find 70¢..
Explanation:
Joke and Sara each have 25¢.
Then they find some more coins.
Now they have 95¢.
95 – 25 = 70¢.

Question 5.
Model with Mathematics Jenna and Micah each see 3 different birds. Then Micah sees 5 more birds. How many birds do they see together? Write two equations. Solve.
Jenna and Micah see ___ birds.
Jenna and Micah see 11 birds.
Explanation:
Jenna and Micah each see 3 different birds.
3 + 3 = 6
Then Micah sees 5 more birds.
6 + 5 = 11
11 birds that they see together

Question 6.
Reason Explain the steps you used to solve the problem.
_____________________
_____________________
According to the question we have to
do addition are subtraction then from the answer we have to solve
the remaining question.

Question 7.

Explanation:
15 + 7 = 23
She gives 10 beads to Abby.
23 – 10 = 13
13 beads that Milena have now

Question 8.
There are 13 dogs at a park. 5 are bulldogs. The rest are pugs. 4 pugs are black. How many pugs are not black?
_____________________
_____________________
____ pugs are not black.
4 pugs are not black.
Explanation:
There are 13 dogs at a park.
5 are bulldogs.
The rest are pugs.
13 – 5 = 8
4 pugs are black.
8 – 4 = 4
4  pugs are not black

Write two equations. Solve.

Question 9.
Ned and Ella each have q stamps. They get 6 more stamps to add to their collection. How many stamps do they have now?

Ned and Ella have ___ stamps now.
________________________
________________________
Ned and Ella have 15 stamps now.
Explanation:
Ned and Ella each have 9 stamps.
They get 6 more stamps to add to their collection
9 + 6 = 15

Question 10.
Reason There are 8 children at the party. 6 more children come to the party. Then 4 children leave. How many children are at the party now?
_____________________
_____________________
There are ___ children at the party now.
There are 10 children at the party now.
Explanation:
There are 8 children at the party.
6 more children come to the party.
8 + 6 = 14
Then 4 children leave.
14 – 4 = 10
10 children are at the party now

Question 11.
There are 4 red apples and 6 green apples in the bowl. 3 apples are eaten. How many apples are there now?
_____________________
_____________________
There are ___ apples now.