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What property is it? (Addition)
What property is it? (multiplication)
Parts of an expression
Simplify the expression
100

2+3+4=3+2+4

Commutative Property of Addition

100
(7 * 4) * 2 = (2*4) * 7

Associative Property of Multiplication

100

4x + 3 - 6

What is 4? 

Coefficient

100

5+x+3

8+x 

200

(7+4) + 2 = 7+(4+2)

Associative Property of Addition

200

5 * 8 = 8 * 5

Commutative Property of Multiplication

200

4x + 3 - 6

What is 3 and -6? 

Constant

200

5(9n)

45n
300
9+0=9

Addition Property of Zero

300

9 * 0 = 0 

Multiplication property of zero

300

4x + 3 - 6

What is x? 

Variable

300

(t+15)+0

t+15

400

8 + y +7 = 8+7+y 

Commutative Property of addition

400

8 * 1 = 8 

Multiplication property of one
400

4x + 3 - 6

What is 4x, 3, -6?

Term 
400

100+7t+68.25

168.25+7t

500

9+0+1+x=10+x

Addition Property of Zero

500

(3 * x) * 5 = (5 * 3) * x

Associative property of Multiplication

500
What is an example of a variable? 
Any letter
500

(c+ 2/3) + 1/2

c + 7/6

or c + 1 1/6