Grade 7 - Chapter 5 (pt.2) Review

Reciprocals & Improper Fractions

100

What is the reciprocal of 3/5?

5/3

200

What is the reciprocal of -16?

-1/16

300

Rename the following mixed number as an improper fraction: -5 1/4

-21/4

400

Write the following mixed number as an improper fraction: -10 2/2?

-1/11

500

What is the reciprocal of -22 1/3?

-3/67

Multiplication of Fractions

100

1/2 x 2/5

1/5

2/10 = 1/5

200

-7/8 x 2/21

-1/12

300

-2/5 x - 5/8

1/4

400

-3 1/3 x 1/2

-1  2/3

10/3 x 1/2 = -5/3 = 1 2/3

500

-1 1/5 x -2 1/3

2 4/5

Division of Fractions

100

3/5 ÷  3/10

2

200

-3/4 x -5/8

1 1/5

300

-4/16 ÷ 4/36

-6

400

5 1/2 ÷  -5/8

-8 4/5

500

3 1/3 ÷  -2 5/6

-1 3/20

Equations

100

1/3x = 5

x = 15

200

-3 = -1/4z

z = 12

300

-4/5x = 20

x = -25

400

1 3/4 = z - 3 7/8

z = 5 5/8

500

2/12 - 2/3B = 1 1/4

-1 5/8

Order of Operations

100

1 + 2 - 3 x 5 + 6

-6

200

10³ ÷  5²

40

300

(-2)(3.5 + .5) ÷  2²

-2

400

(2)³ x (3)³ - 6²

180

500

4 + 2(3 - 1)³ ÷ (6-4)²

5