# Homework Helper Lesson 3 Divide by 2

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Operations and Algebraic Thinking
Name
3.OA.2, 3.OA.3, 3.OA.4, 3.OA.6,
3.OA.7, 3.OA.9
Lesson 3
Divide by 2
eHelp
Homework Helper
Need help?
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The school van can carry 12 passengers. There are
2 passengers to a seat. How many seats are in the van?
12 .
Find 12 ÷ 2, or 2 Partition 12 counters between 2 groups until there are none left.
There are 6 counters in each group.
6
12. There are 6 seats in the van.
So, 12 ÷ 2 = 6 or 2 Practice
Divide. Write a related multiplication fact.
Copyright © The McGraw-Hill Companies, Inc.
1.
2.
4
8÷2=
2
×
18 ÷ 2 =
4
=
8
2
×
9
9
=
18
Lesson 3 My Homework311
Divide. Write a related multiplication fact.
10
3. 20 ÷ 2 =
4. 6 ÷ 2 =
10 × 2 = 20
3
3×2=6
4
7
4×2=8
6
6 × 2 = 12
2
7. 2 14
6. 2 8
5. 12 ÷ 2 =
8. 2 4
7 × 2 = 14
2×2=4
Problem Solving
9. Algebra Britt spent $12 equally at 2 stores. How much did
she spend at each store? Write a number sentence with a
symbol for the unknown. Then solve.
$12 ÷ 2 = ; $6
1
10.
Keep Trying Ian picked up 16 red cars and
12 black cars from the floor of his room. He put the same
number of each color car into 2 boxes. How many cars did he
put in each box?
14 cars in each box
Vocab
Vocabulary Check
11. Write or draw a definition of the word partition.
Sample answer: to divide a number equally among groups
Test Practice
12. Casey bought a box of 18 granola bars. She kept some and
gave the rest to her brother. If Casey and her brother have
the same number of granola bars, how many did Casey give
her brother?
A
1 granola bar
C
9 granola bars
B
8 granola bars
D
7 granola bars
312Need more practice? Download Extra Practice at
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