Math 7 Final Review

Integer Operations

100

Solve: -5 + 3

-2

200

Solve: -4 x 6

-24

300

Evaluate: -12 ÷ (-3) + 2

6

400

Evaluate: -8 + (-9) - 4

-21

500

Evaluate: (-3)(-3) - 4 x (-2)

17

Rational Numbers

100

Evaluate: 1/2 + 1/4

3/4

200

Evaluate: -3.5 + 1.2

-2.3

300

Evaluate: -2/3 x 3/4

-1/2

400

Evaluate: 2 1/2 - 1 2/3

5/6

500

Evaluate: -7/8 ÷ 1/4

-3 1/2

One-Step Equations

100

Solve for x:

x + 5 = 12

x = 7

200

Solve for x:

3x = 15

x = 5

300

Solve for x:

x/4 = -3

x = -12

400

Solve for x:

-5x = 25

x = -5

500

Solve for x:

x - 2.5 = 7.1

x = -4.6

Proportions and Ratios

100

Express as a ratio: 2 to 5

2:5

200

A recipe calls for 2 eggs for every 3 cups of flour that are used. How many eggs are needed for 12 cups of flour?

8 eggs

300

For every 4 birds spotted in a field, 3 of them are red. If there are 8 birds in the field, how many should be red?

6 birds

400

If pencils are on sale at a price of 5 pencils for $2, how much would 8 pencils cost?

$3.20

500

A map uses a scale where 1 inch represents 5 miles. If two cities are 3.5 inches apart on the map, how many miles apart are they in real life?

17.5 miles

Conversions

100

Convert 0.5 to a percent

50%

200

Convert 3/4 to a decimal

0.75

300

Convert 30% to a fraction in simplest form.

3/10

400

What is 2.5% as a decimal?

0.025

500

Convert 5/8 to a percent.

62.5%