We included HMH Into Math Grade 2 Answer Key PDF Module 15 Lesson 2 Solve Subtraction Word Problems to make students experts in learning maths.
HMH Into Math Grade 2 Module 15 Lesson 2 Answer Key Solve Subtraction Word Problems
I Can write an equation and use it to solve a subtraction word problem.
Step It Out!
1. Elijah uses 24 pages of his drawing pad. He has 14 pages left. How many pages were in his drawing pad to start?
A. Choose the operation you will use to solve this Take From problem.
THINK: How can I find the number of pages in the drawing pad to start?
B. Draw a quick picture.
C. Write an equation to show the problem.
D. Solve.
___________
Elijah had ___ pages in his drawing pad to start.
Answer:
we have to write an equation
let n be the total pages left
n = 24 +14
n = 38
Elijah had 38 pages in his drawing pad to start.
Step It Out
2. Ms. Mooney gathers 41 eggs on Sunday. She gathers 14 more eggs Sunday than she does Monday. How many eggs does she gather Monday?
A. Choose the operation to solve this Compare problem.
THINK: How can I find how many eggs she gathers Monday?
B. Write an equation to show the problem.
C. Solve. _____
Ms. Mooney gathers ___ eggs on Monday.
Explanation:
Ms. Mooney gathers 41 eggs on Sunday.
She gathers 14 more eggs
41 + 14 = 55 eggs on Monday
Ms. Mooney gathers 55 eggs on Monday.
Turn and Talk Can more than one equation be used to solve problem I? Explain.
Check Understanding Math Board
Question 1.
Write an equation to show the problem. Solve.
A store sells 38 bags of grapes. There are 27 bags of grapes left at the end of the day. How many bags of grapes are there to start?
___________
___________
There are ___ bags of grapes to start.
Answer:
There are 65 bags of grapes to start.
Explanation:
A store sells 38 bags of grapes.
There are 27 bags of grapes left
let n be the bags of grapes to start
n = 38 + 27
n = 65
On Your Own
Reason Write an equation to show the problem. Solve.
Question 2.
There are 44 children on the bus. There are 29 more children on the bus than in the van. How many children are in the van?
_____________________
_____________________
There are ___ children in the van.
Explain how you know what type of equation to write.
_____________________
_____________________
Answer:
There are 15 children in the van.
Explanation:
44 children in bus
29 more in bus than van
let n be number of children in van
n = 44 – 29
n = 15
Question 3.
Kelly climbs 28 stairs. She has 16 stairs left to climb. How many stairs are there to climb to start?
__________________________
__________________________
There are ___ stairs to climb to start.
Answer:
There are 44 stairs to climb to start.
Explanation:
Kelly climbs 28 stairs.
She has 16 stairs left to climb.
let n be the number of stairs to start
n = 28 + 16
n = 44
Question 4.
Anna has 45 trading cards. She has 18 more trading cards than Jack. How many trading cards does Jack have?
__________________________
__________________________
Jack has ___ trading cards.
Answer:
Jack has 27 trading cards.
Explanation:
Anna has 45 trading cards.
She has 18 more trading cards than Jack.
let n be the number of cards that jack has
n = 45 – 18
n = 27
On Your Own
Write an equation to show the problem. Solve.
Question 5.
Pete jumps rope 28 times without stopping. He has 22 jumps to go to make his goal. How many jumps does Pete want to do to meet his goal?
Pete wants to do ___ jumps to meet his goal.
Answer:
Pete wants to do 50 jumps to meet his goal.
Explanation:
Pete jumps rope 28 times without stopping.
He has 22 jumps to go to make his goal.
let n be number of jumps to reach his goal
n = 28 + 22
n = 50
Question 6.
Mrs. Hines has 40 balloons for a party. She has 12 more balloons than she had for her last party. How many balloons did she have for her last party?
__________________________
__________________________
Mrs. Hines had ___ balloons for her last party.
Answer:
Mrs. Hines had 28 balloons for her last party.
Explanation:
Mrs. Hines has 40 balloons for a party.
She has 12 more balloons than she had for her last party
let n be the number of balloons in the last party
n = 40 – 12
n = 28
Question 7.
Is there a different equation you can write to show this problem? Explain.
_____________________
_____________________
Answer:
we have to subtract to get the difference
Explanation:
Mrs. Hines has 40 balloons for a party.
She has 12 more balloons than she had for her last party
let n be the number of balloons in the last party
n = 40 – 12
n = 28
we have to subtract to get the difference
Question 8.
Open Ended Write a word problem for this equation. 56 – 37 = 19
_____________________
_____________________
Answer:
The chocolate pack has 56 chocolates
37 chocolates were given to kids
and remaining are in the pack?
how many chocolates are left in the pack?
Explanation:
56 – 37 = 19
19 chocolates are remaining in the pack.