Pre-Algebra

Area and Perimeter

100

A square has a side measuring 6 in. What is the area of the square?

36 sq. in.

200

A rectangle has a length of 13 cm and a width of 7 cm. What is the perimeter of the rectangle?

40 cm

300

A triangle has a height of 4 cm and a base of 6 cm. What is the area?

12 sq. cm.

400

A rectangle has a width of 2 and a length of w + 6. What is the perimeter and area of the rectangle?

Perimeter: 2w + 16 Area: 2w + 12

500

A triangle has two sides measuring 10 ft and a base of 12 ft. The height is 8 ft. What is the area of the triangle?

48 sq. ft.

Solving for x

100

x + 12 = 73

x = 61

200

6x = 48

x = 8

300

4x + 4 = 32

x = 7

400

x/3 - 8 = 17

x = 75

500

8x + 14 = - 2

x = -2

Distributing & Combining

100

5(x + 14) - 3x

2x + 70

200

18x - 20 - 7x + 14

11x - 6

300

3 (3x - 9)

9x - 27

400

7 (2x - 3) -10x + 13

4x - 8

500

6 (6x + 1) - 4 (-2x + 3)

44x - 6

Integers

100

7 + (-3)

4

200

-55 - 32

-87

300

16 - (-8)

24

400

-3 - (-5) - 12

-10

500

37 - 14 + (-4) - (-8)

27

Fractions

100

Reduce. 12/16

3/4

200

Make into a mixed number. Reduce. 35/10

3 1/2

300

Reduce and/or show as a mixed number. 4/5 + 8/15

1 1/3

400

Reduce after solving. 2/3 * 7/8

 7/12

500

(2/5 / 6/3) + 3/5

4/5