Commutative Property of 3 Factors

​Commutative Property

​change the order of the factors and still get the same answer

5x6=6x5 5x6=30 6x5=30

​

7x1x2=2x1x7 7x1x2=14 2x1x7=14​

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Multiple Choice

Which below shows the commutative property?

• 2x3=2x3

• 8x7=56

• 9x8=8x9

Multiple Choice

Which below gives an example of the commutative property.

• 1x3x4=4x3x1

• 3x4x6=3x4x6

• 3x4=6x2

​When multiplying 3 factors, the commutative property still applies.

​

7x3x1= 1x3x7=

7x3=21 1x3=3

21x1=21​ 3x7=21

Multiple Choice

5x5x1=

• 11

• 25

• 26

• 0

​Associative Property of X

​Change place of Parenthesis ( ), and answer stays the same

​

(2x4) x 5= 2 x (4x5) ​

R

​

​

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Multiple Choice

Which shows the associative property of multiplication.

• 3x(2x7)=(3x2)x7

• 1x(9x8)=(1x9)x8

• 5x(6x4)=(5x6)x4

• A, B, and C

  All show associative property.

Multiple Choice

6x2x4=

• 48

• 12

• 16

​Order of Operations

​1. Do the operation in the ( ). (5x6)x2+7=

30​x2+7

​

2 Multiply and divide 30x2=60

​

3 Add and subtract​ 60+7=67

​

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Multiple Choice

(1x8)x9=

• 17

• 72

• 108

• 18

Multiple Choice

5x(8x0)=

• 12

• 40

• 13

• 0

Multiple Choice

6x2x3=

• 11

• 36

• 30

• 12

Multiple Choice

2x3x6=

• 11

• 13

• 36

• 30

Poll

Do you understand Commutative Property?

• yes

• no

• getting there

• I can t

Poll

Can you explain Order of Operations to a friend?

• yes

• no

Poll

Do you understand associative property?

• yes

• no

• getting there

• I can teach it.

Multiple Choice

4x3x2=2x3x4

• That's not possible.

• 14

• 24