Math review

Order of Operations

100

5 + 10 x 3

35

200

17 - 6 ÷ 2 

14

300

2 x (9-2+3) ÷ 4

5

400

30 + 8 - 5 x 4

18

500

3 x (3 + 8) - 4^2

17

Positive and negative numbers

100

(-3) + (-3) 

-6

200

(-72)  ÷ (-9)

8

300

(-71) + (-56)

-127

400

(-72) ÷ 9 + -13

-21

500

9 x -6 + 13

-41

Proportions

100

10 bottles of water cost $40. How much does 1 bottle of water cost 

$4

200

6 friends go to the movies and tickets cost a total of $54. How much did 1 ticket cost 

$9 

300

In math class, there are 12 boys and 15 girls. What is the simplified ratio of girls to boys  

5:4 

400

A car drives 320 miles in 8 hours. How many miles would the car drive in 11 hours? 

440

500

Sean made $180 after mowing lawns for 12 hours in one week. How much money would Sean make if he worked 21 hours. 

$315

Fractions

100

1/5 x 2/3

2/15

200

3/5 x 2/6 

1/5

300

1/10 ÷ 1/2 

1/5

400

4/8 + 1/3

5/6

500

3/5 + 5/9

Final answer must be a mixed number 

1 7/45 

Equations

100

x ÷ 7= 8

X = 56

200

x -12 = 15

x = 27

300

2x + 7 = 19

X = 6

400

x ÷ 5 + (3x3) = 16

x =35

500

8x ÷ 5 - (4 x 3) = -4 

X = 5