Grade 4 - Progress in Mathematics

Update your skills. See pages 8 and 9.

Multiplication Properties

4-1

Find the products. Name the multiplication property you used.

1. 1 8 2. 9 4 3. 2 6 4. 7 5
   
   8
   1
   4
   9
   6
   2
   5
   7


2. 6
   7 6. 8
   5 7. 6
   0 8. 9
   1

0 
 3  0 3 0

3 
 0  0 
 0 
 3

0 0

1 
 6  6 6 1

6 
 1  6 
 1 
 6

6 6

(1 
4) 
 2  1 
(4 
2)

4 
 2  1 
 8

8  8

4 
 5  20 5 4

5 
 4  20 
 4 
 5

20 20

Think

“order ”

Think

“grouping”

Think

“same number”

Think

“zero”

The properties of multiplication can help you

to multiply quickly and correctly.

Commutative Property of Multiplication


Changing the orderof the factors

does not change the product.

Associative Property of Multiplication


Changing the groupingof the factors

does not change the product.

Identity Property of Multiplication


The product of oneand a number

is the same as that number.

Zero Property of Multiplication


The product of zeroand a number

is 0.

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