grade 7 math review

Decimals

100

You answer must be in decimal form.

2÷5=

0.4

200

You answer must be in decimal form.

120÷50

2.4

300

596÷5=

119.2

400

You answer must be in decimal form.

8562÷12=

Double Jeopardy!

713.5

500

You answer must be in decimal form.

1274÷56=

22.75

Add/Subtract Fractions

100

1/2+1/2=

1

200

5/13+10/13=

Double Jeopardy!

15/13 or 1 2/13

300

1/3+ 6/15=

11/15

400

4/5-1/2=

3/10

500

Simplify!

1 1/2 - 5/6=

2/3

Average

100

Find the average of:

12, 32, 8, 36

22

200

Find the average:

50, 20

35

300

Find the average:

Use decimals

34, 33, 29, 35, 33

32.8

400

Find the average:

Use decimals

88, 89, 30, 77, 80

72.8

500

Find the average:

6.8, 5.9, 3.2, 2.2, 8.4, 9.5 

Double Jeopardy!

6

Multiply/Divide Fractions

100

Simplify!

1/2 x 4/5=

2/5

200

1/3 ÷ 4/5=

Double Jeopardy!

5/12

300

3/5 x 5/3= 

9/25

400

Simplify!

1 3/5 x 4 4/9=

7 1/9

500

Simplify!

3 1/4 ÷ 1 2/3=

1 19/20

Positive and Negative Integer Operations

100

2x-6

-12

200

-3x-4

12

300

2+(-5)=

-3

400

-8+12

Double Jeopardy!

4

500

-3+(-2)=

-5