Properties of Operations

Evaluate

100

Given the expression 5x + 4y - 6. How many terms are there?

3

200

What are the variables in the expression 15x - 7y?

x and y

300

Evaluate: 7x + 5y +3, if x = 6 , y = 8

85

400

Evaluate: a³ - c + b, when a = 2 , b= 1 c = 8

1

500

Find the area of a rectangle by evaluating A = bh, when b = 8 in and h= 5 in.

40 in²

Identify

100

What property allows you to change the order of the numbers without changing the solution.

Commutative property

200

What property allows you to group different sets of numbers together without changing the solution?

Associative Property

300

Identity element of Addition

0

400

Identity elements of multiplication

1

500

Other name for multiplicative inverse

Reciprocal

Equivalent Expression

100

Associative Property:

 2 + ( 3 + 4)

(2 + 3) + 4

200

Commutative Property:

4x + 5x

5x + 4x

300

Identity property: y + 0 

y

400

Associative Property:

(5x . 3y) . 2

5x . (3y .2)

500

Identity Property: x . 1

x

Name that property

100

2 x 1 = 2

 Identity property of multiplication?

200

52 + 0 = 52

Identity property of addition?

300

(2 x 7) x 11 = 2 x (7 x 11)

Associative property of multiplication

400

3 + (2 + 1) = 3 +(1+ 2) 

Commutative  property of addition

500

10 + (-10) = 0

Inverse Property

Order of Operations

100

Simplify: (43 - 20) - 2 . 5

13

200

Simplify: (12 + 4) /(11- 7 )

4

300

Simplify: 7 . 8 - 3 . 6 + 1

39

400

Simplify: (14 + 8²) / 2 - 10

29

500

Simplify: 2³ + 3² - 17

0