Multiplication Law

The commutative Law of multiplication

The commutative Law of multiplication

• When we multiply numbers in any order, the product remains the same.

• For example, 3 × 5 = 15 and 5 × 3 = 15.

Example

The results remains the same when there is an interchange of the order of qualities or numbers.

Poll

Do you understand?

• yes

• no

Example 2

• 5 x 8 = 40

• 8 x 5 = 40

• therefore 5 x 8 = 8 x 5 = 40

Multiple Choice

5 x 6 = 6 x ___ =

• 6 x 5= 25

• 6 x 5= 30

• 6x 5 = 24

Multiple Choice

9 x 12= ___ x 9

• 12 x 9 = 96

• 12 x 9 = 42

• 12 x 9 = 108

Multiple Choice

7 x 20 = ___ x 7

• 20 x 7 =140

• 20 x 7 = 120

• 20 x 7 = 27

Multiple Choice

12 x 6 = 6 x ___=

• 6 x 12 = 92

• 6 x 12= 72

• 6 x 12 =18

Multiple Choice

8 x 30 = ___ x ___=

• 8 x 30 = 240

• 30 x 8 = 38

• 30 x 8 = 240

Multiple Choice

9 x 8 = ____ x ____=

• 8 x 9 =72

• 9 x 8=72

• 9 x 8=17