7th Grade Math Review

Fractions

100

1/2 + 2/4

1

200

8/9 - 3/7

19/63

300

Write 3/5 as a decimal and a percent

0.6

60%

400

Write 1 5/6 as a percent and a decimal

0.833...

83.3%

500

1 7/8 - 5/6

50/48

= 1 2/48

= 1 1/24

Find x

100

3x + 4 = 13

x = 3

200

2x +5x = 35

x = 5

300

3x - 5 = 16

x = 7

400

-5x - 5 = 20

x = -5

500

-2x + 3x + 7 = 42

x = 35

Probability

100

What are the chances of getting heads in a coin?

1/2 = 50%

200

What are the chances of drawing a Jack in a deck of cards?

4/52 = 1/13

300

What are the chances of getting a two in a number die?

1/6

400

What are the chances of getting tails twice in a row?

1/4

500

What is the probability of getting double six in two dice?

1/36

Random

100

What is the absolute value of 4?

4

200

How many Olympic rings are there?

5

300

How many ounces are in a cup?

8

400

Which planet is known as the “Hottest Planet”?

Answer: Venus

500

What is the most expensive spice?

Answer: Saffron

Random

100

What kind of animal represents Goofy?

Dog

200

What is considered both a fruit and a vegetable?

Tomato

300

What is the biggest state in the US?

Alaska

400

What degrees consist of an acute angle?

< 90

500

What’s the world’s largest mammal?

Answer: Blue Whale