7th Grade Review

Decimal Operations

100

7+5.826

12.826

200

-5.62+(-12.9)

-18.52

300

41 - 9.85

31.15

400

1.7 x (-12)

-20.4

500

The 8th grade concessions made $20.75 in tips.  How much does each person get if they split the tips evenly among the 5 people who worked?

4.15

Fraction Operations

100

2/3 - 1/3 

1/3

200

9/10 - 3/4

3/20

300

-3/4 x 2/9

-1/6

400

Bailey spent 1/2 hour doing her math homework and 1/3 hours doing her science homework.  How long did spend doing her homework?

5/6

500

(1/2 + 2/3) ÷ 1/2

2 1/3

Solving Equations

100

13 + 7x = 27

x = 2

200

4x - 3 = 17

x = 5

300

7 + 2x = 23

x = 8

400

7x + 10 -2x = 60

x = 10

500

8 = -3 + 3x - 1

x = 12

Proportions

100

In a bag there are 8 blue skittles and 6 red skittles. If there are 18 red skittles how many blue skittles would there be?

24 blue 

200

In a cooking class there are 3 girls to every 5 students, if there are 35 students how many girls are there?

21 girls

300

Anya wrote 4 pages in a hour for her writing assignment. How many pages does she write in 3 hours?

12 pages

400

Coach Harvey charges $60 for 3 tutorial sessions. How much does he charge if he tutors Monday through Friday?

$100

500

For an upcoming field trip there are 4 adults for 20 students, how many adults would they need if 80 students attended?

16 adults

Integer Operations

100

-3 + (-5)

-8

200

-9 + 12(2)

15

300

-6 + 15 - 11

-2

400

(13 + -5) x (16 - 7)

72

500

(-12 + -10) + (-3 x 4)

-34