Math Review

Order of Operations

100

What are the Order of Operations?

Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction (PEMDAS)

200

Use the order of operations 

6 + 3 x 5 =

21

300

Use order of operations 

20 - 2³ =

12

400

Use order of operations 

3 x 12 - (9 + 7) =

20

500

Use order of operations 

12 - (6 + 4) - 5(9 -3) + 7² = 

12 - 10 - 5(6) + 49 = 

12 - 10 - 30 +  49 =

-28 + 49 = 21

Multiplication

100

2 x 7 =

14

200

9 x 6 =

54

300

8 x 7 =

56

400

12 x 11 = 

132

500

32 x 12 = 

384

Distributive Property

100

7(2 + 1) = 

21

200

3(4 + 3 + 2) = 

27

300

5(-9 + 6) = 

-45 + 30 = -15

400

4(7 - x) = 

28 - 4x

500

2x(4 + 12) =

8x + 24

Single step Equations

100

x - 2 = 4

x = 

6

200

x + 9 = 16

x = 

7

300

x(6) = 54

x = 

9

400

x/4 = 10 

x = 

40

500

15x = 75

x = 

5

Exponents

100

2² = 

4

200

7² =

49

300

3³ = 

27

400

4³ = 

64

500

10⁵ = 

100,000