7th Math Review #2

Integer Operations

100

12 - 15

-3

200

-7(-12) 

84

300

24 + (-8)

16

400

-84 ÷ 12

-7

500

7(-8) - 4

-60

Fractions

100

1/11 + 4/22

6/22 = 3/11

200

7/8 - 4/6

5/24

300

5/7 x 2/4

10/28 = 5/14

400

4/6 ÷ 8

4/48 = 1/12

500

5 ÷ 1/3

15

Decimals

100

2.6 + 8

10.6

200

15.8 - 3.9

11.9

300

4.5 x 3

13.5

400

.78 ÷ .2

3.9

500

What is the place value of the 9 in ... 45.098

hundredths

Simplifying Equations

100

Simplify:

6y - 4

6y - 4

200

Simplify:

5w + 6 - 4 -3w

2w + 2

300

Solve:

5x - 8 = 22

x = 6

400

6x - 3x + 5 = 32

x = 9

500

7(x-5) = 35

x = 10

?

100

Round to the nearest tenth... 56.789

56.8

200

Find the volume of a rectangular prism with a height of 5in, length of 6in and the width of 7in...

210 in³

300

What is the circumference of the circle with a radius of 7?

43.96

400

Simplify:

5w + 6 - 4 -3w

2w + 2

500

Solve the inequality:

-5x > 15

x<-3