Math Review

Working with Negatives

100

-4 + 12 =

16

200

-1 - 23 =

-24

300

-4 X -2 =

-8

400

3 X -10 + -4 =

-34

500

28 ÷ -2 + -15=

-29

Equations

100

9 = h - 2

h = 11

200

4+ 7d =25

d = 3

300

100 = - 10 d

d= -10

400

124=2h + 0

h = 64

500

45 = -5h - 20

h = -13

PEMDAS

100

(30 - 2 ) ÷ 2 + 3²

23

200

(49 - 3² ) ÷ ( 10 - 5 )

8

300

( 10 x 7 - 8² ) + 8

14

400

( 6 +( 6 ÷ 2 + 5 ))

14

500

((15 + 5 ) - (15 ÷ 5 ) ² )

11

Distributive Property

100

5( -4 - 2y)

-10y -20

200

-6(4r + 3)

-24r + -18

300

-4(5 - 3q) + 7

12q -13

400

2(12 + 6b) + 9b

21b +24

500

 8(4y + 2z) + 2z - 1y

31y + 18z 

Percent, decimal, fractions

100

.8945 = _____%

89.45%

200

2/10 as a decimal

0.2

300

45.3 % = as a decimal

.453

400

.125 as a fraction

125/1000 

500

2.53 as a fraction

253/100