Pre-Algebra Exam Practice

Integers

100

-3 + -4

-7

200

7 - 9

-2

300

-4 - 5

-9

400

-6 - (-18)

12

500

(-11) x (-2) x (3)

66

PEMDAS

100

3(-2 - 9)

-33

200

-56 ÷  2(6 - 20) 

2

300

-5 x 2(6 - 9) ÷ -3

-10

400

(1/2) - (4/5)(1/4)

3/10

500

(2/3)+(3/4) ÷ 3 

11/12

Expressions

100

4h + 3h - 9h

-2h

200

3(4 + L) + 2L

12 + 5L

OR

5L + 12

300

8(r + 3r)

32r

400

6r - 9r + 12r - 20r

-11r

500

6g - 5g(3+7)

-44g

Equations

100

4x + 9 = 17

x = 2

200

(3/2)R = 15

R = 10

300

5G - 10 = 20

G = 6

400

6H + 7 = 9

H = 1/3

500

12(4 - F) = 60

F = -1