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Reteach and Skills Practice Workbook

Reteach and Skills Practice Workbook

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5–2<br />

Name<br />

<strong>Reteach</strong><br />

Date<br />

Algebra: Multiplication <strong>and</strong> Division Properties<br />

Commutative Property<br />

The order of the factors does not change<br />

the answer.<br />

4AF1.0<br />

Chapter Resources<br />

4 × 2 = 8 2 × 4 = 8<br />

Identity Property<br />

The product of 1 <strong>and</strong> any number is that<br />

number.<br />

Zero Property<br />

The product of any number <strong>and</strong><br />

zero is zero.<br />

3 × 1 = 3<br />

Think: 4 rows of 0 counters.<br />

4 × 0 = 0<br />

Copyright © Macmillan/McGraw-Hill, a division of The McGraw-Hill Companies, Inc.<br />

1 × 6 = 6<br />

Think: 0 rows of 7 counters.<br />

0 × 7 = 0<br />

Identify the property shown by each number sentence.<br />

1. 3 × 9 = 9 × 3 3. 4 × 0 = 0 5. 5 ÷ 1 = 5<br />

2. 5 ÷ 5 = 1 4. 0 ÷ 6 = 0 6. 3 × 5 = 5 × 3<br />

ALGEBRA Complete each number sentence.<br />

7. 8 ÷ 1 = 9. 2 × 3 = × 2 11. 5 ÷ 1 =<br />

8. 0 ÷ 7 = 10. 6 ÷ = 6 12. 9 ÷ 1 =<br />

Grade 4 75 Chapter 5

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