7th Grade Review

Integers

100

What is (-6)-(-7)?

1

200

What is 9 - 12 + (-8)

-11

300

What is -8(9)

-72

400

(-3/5)(-3/2)

9/10

500

-45/5

-9

600

(16 ÷ -2) − (3 × -4)

4

Rational Numbers

100

Solve: 3.56 + (-4.05) =

- 0.49

200

solve: 1/2 - (-0.75) =

1.25

300

Solve: 

3/4 - 0.25 + 1/2 - 0.75 =

0.25

400

Solve: 2/4 + 6/8 - 0.5 = 

3/4 or 0.75

500

Solve: 0.25 x 3/4 =

3/16 or 0.1875

600

Convert to 5/8 into a decimal.

0.625

Expression or Equations

100

Simplify: 5a - 2b - 3 + 2b - 6a

 -a - 3

200

Simplify:  (7x + 13) + (3x + 5)

10x +18

300

Simplify: 

(5x + 7) - (3x + 5)

2x + 2

400

Solve: 

17 less than three times a number is 1.  What is the number? 

6

500

Solve for x.

3x - 5 = 22

x = 9

600

Solve for x.

 -3(x + 10) = 15

x = -15