We included HMH Into Math Grade 1 Answer Key PDF Module 7 Lesson 6 Use Strategies to Solve Compare Problems to make students experts in learning maths.
HMH Into Math Grade 1 Module 7 Lesson 6 Answer Key Use Strategies to Solve Compare Problems
I Can use different strategies to solve word problems.
Step It Out
1. Jordan sees 7 feathers. Arnie sees 15 feathers.
How many more feathers does Arnie see than Jordan?
Step It Out
1. Jordan sees 7 feathers. Arnie sees 15 feathers. How many more feathers does Arnie see than Jordan?
Make a ten to solve the problem.
A. Start at 7. How many more make 10? 7 + __ = 10
B. Now, there are 10. How many more make 15? 10 + __ = 15
C. Add to find how many more feathers Arnie sees. 3 + 5 = ___
Use a doubles fact to solve the problem a different way.
A. THINK: Use a doubles fact. 7 + 7 = ___
B. The doubles fact and I more. 7 + __ = 15
Arnie sees ___ more feathers than Jordan.
Answer:
8 feathers
Explanation:
Use a doubles fact. 7 + 7 = 14
The doubles fact and I more. 7 + 8 = 15
So, Arnie sees 8 more feathers than Jordan.
Step It Out
2. Coach Oliver has 3 more soccer balls than Coach Zoe. Coach Zoe has 9 soccer balls.
How many soccer balls does Coach Oliver have? Use the strategy Count On to solve the problem.
THINK: Start at 9 Count on 3 more. 9 + 3 = ___
Coach Oliver has ___ soccer balls.
Answer:
12 balls
Explanation:
Start at 9 Count on 3 more.
9 after 10, 11, 12
9 + 3 = 12
Coach Oliver has 12 soccer balls.
Turn and Talk Could you use a different strategy to solve the problem? Explain.
Check Understanding Math Board
Use a strategy to solve.
Question 1.
There are 12 pears in the bag. There are 6 pears on the table. How many fewer pears are on the table than in the bag?
There are ___ fewer pears on the table.
Answer:
6 fewer pears
Explanation:
Use a doubles fact. 6 + 6 = 12
The doubles fact 6 + 6 = 12 solves the problem
So, there are 6 fewer pears on the table.
Question 2.
Mike has 7 buttons. Amy has 4 more buttons than Mike. How many buttons does Amy have?
Amy has ___ buttons.
Answer:
11 buttons
Explanation:
Start count at 7 and 4 more
7 after 8, 9, 10, 11
7 + 4 = 11
So, Amy has 11 buttons.
On Your Own
Question 3.
Use Repeated Reasoning Uri collects 14 leaves. Sarah collects 7 fewer leaves than Uri. How many leaves does Sarah collect?
Choose a strategy to solve the problem.
Use Doubles Make a Ten
Draw or write to show the strategy.
_________________
Sarah collects ___ leaves.
Answer:
Sarah collects 7 leaves
Explanation:
Uri collects 14 leaves
Sarah collects 7 fewer leaves than Uri
Use a doubles fact. 7 + 7 = 14
The doubles fact 7 + 7 = 14 solves the problem
So, Sarah collects 7 leaves.
Question 4.
There are 13 blueberries. There are 8 more blueberries than cherries. How many cherries are there?
Use a strategy to solve the problem. Draw or write to show the strategy.
__________
There are ___ cherries.
Answer:
There are 5 cherries
Explanation:
There are 13 blueberries
There are 8 more blueberries than cherries
Use doubles fact. 8 + 8 =16
The doubles fact and 3 less. 8 – 3 = 5
So, There are 5 cherries.
On Your Own
Question 5.
Carlos has 8 tickets. Carlos has 8 fewer tickets than Etta. How many tickets does Elia have?
Complete the bar model and write an equation.
Equation: ____
Etta has ___ tickets.
Answer:
Explanation:
Carlos has 8 tickets
Carlos has 8 fewer tickets than Etta
Use doubles fact. 8 + 8 = 16
So, Etta has 8 tickets.
Question 6.
Construct Arguments There are 8 craft sticks. There are 17 paintbrushes. How many more paintbrushes are there than craft sticks?
Explain a strategy to solve the problem. Compare your strategy with a partner.
Answer:
9 more paint brushes
Explanation:
There are 8 craft sticks
There are 17 paintbrushes
Use doubles fact. 8 + 8 = 16
The doubles fact and 1 more. 8 + 1 = 9
So, there are 9 more paint brushes.
Question 7.
Ellen has 9 peaches. Soul has 14 peaches. How many fewer peaches does Ellen have than Saul?
Draw a picture to show how to solve the problem.
Answer:
Explanation:
Ellen has 9 peaches
Soul has 14 peaches
Use doubles fact. 9 + 9 = 18
The doubles fact and 4 less. 9 – 4 = 5
So, Ellen have 5 fewer peaches than Soul.