7th Grade Skill Review

Combining Like Terms

100

6p - 10p +7p

3p

200

-5m - 9m - 2m

-16m

300

.75v + 1.35v + 2.5x

2.15v + 2.5x

400

2(7y +4) -14y +12

20

500

.5j + 1/4j + 2.2j

*Answer in decimal form

2.95

Distribution

100

6 (3k +8)

18k +48

200

- 10 (4z + 10)

-40z - 100

300

- 8 (8p - 3)

-64p +24

400

.25 (4 g + 8) + 2 (5g +1)

11g +4

500

1/2 (14t - 16) + 20t -8

27t - 16

Mean, Median, Mode, Range

100

What is the mode?  3, 3, 4, 5, 6, 6, 6, 7

6

200

What is the range?  98, 103, 42, 15, 8

95

300

What is the median?  10, 5, 0, 20, 30, 8

9

400

What is the mean?  90, 80, 100, 70

85

500

Which score is an outlier?  90, 80, 95, 100, 60, 90

60

Fraction Operations

100

2/3 + 1/4

*Answers must be in fraction form

11/12

200

4/5 - 1/2

3/10

300

5/7 divided by 1/3

15/7 OR 1 8/15

400

9/10 x 4/5

36/50  OR 18/25

500

1/2 + 3/4 + 1/8

11/8  OR  1 3/8

Solving 1 and 2 Step Equations

100

h + 4 = 19

 h = 15

200

r + 5 = - 15

r = -20

300

3g + 2 = 17

g = 5

400

-6y + 10 = 28

y = -3

500

12r + 15 = -21

r = -3