Name
Model Subtraction
Lesson 2
Homework Helper Need help? connectED.mcgraw-hill.com
When you know the whole and one of the parts,
you can subtract to find the other part.
eHelp
c
PracticeUse pennies to subtract. Write the number.
1. Part Part
1 Whole
5
2. Part Part
2 Whole
10
3. Part Part
1 Whole
6
4. Part Part
6 Whole
9
Part Part
7Whole
8
Part Part
Whole
My HomeworkMy Homework
1
Chapter 2 • Lesson 2 119
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Operations and Algebraic Thinking
1.OA.1, 1.OA.4
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Math at Home Have your child use small objects such as cereal or beans to
model subtraction.
Use pennies to subtract. Write the number.
5. Part Part
6 Whole
7
6. Part Part
4 Whole
8
7. There are 7 monkeys hanging from a
branch. 3 monkeys go away. How many
monkeys are still on the branch?
monkeys
8. There are 9 apes eating bananas.
1 ape stops eating. How many apes
are still eating bananas?
apes
Vocabulary CheckVocab
Circle the correct answer.
sum subtract
9. You know the whole and one part. You can to find the other part.
120 Chapter 2 • Lesson 2
1996
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