Chapter 4 Review

Mult/Div Fractions

100

-1/2 times 4/5

-2/5

200

8/7 times 7/10

4/5

300

-1 1/4 times 9

-11 1/4 or -45/4

400

1/9 divide -1 1/3

-1/12

500

-2 1/3 divide -5

-7/15

Mult/Div Decimals

100

1.7 x -2.1

-3.57

200

1.7 x -3.1

-5.27

300

-4.6 x -7.2

33.12

400

-7.8 x 5.1

-39.78

500

-5.928 x - 11.6

68.7648

One-Step Equations

100

x/10 = -2/7

x = -20/7

200

-1.5 = x/4.12

x = -6.18

300

2/5x = -11

x = -55/2

400

-0.9807 = -0.7x

x = 1.401

500

-2 1/5 = x/4

x = -44/5

Word Problems! :)

100

Donuts at Dunkin cost $1.25 each. How many donuts can Jenna purchase if she has $7.50 in her wallet?

1.25x = 7.50

x = 6 donuts

200

A trivia team wins a cash prize and decides to evenly split the winnings between each of the team’s 8 members. If each person received $5.50, how much was the original cash prize?

x/8 = 5.50

300

If a project is turned in late, you receive 4/5 of your earned points. You received 16 points on your late project. How many points did you originally earn?

4/5 x = 16.  x = 20 

400

How many 0.55-ounce packages of salt can be made with 6.60 ounces of salt?

0.55x = 6.60

x = 12 packages

500

3/8 of a class wore tennis shoes today. If 6 students wore tennis shoes, how many students are in the class?

3/8*x = 6

x = 16 students