6th Grade Math Review

Equations

100

x+7 = 14

x = 7

200

6x = 72

x = 12

300

^{Write and Solve: y divided by 4 is 24}

y = 96

400

x - 4.9 = 12.13

x = 17.03

500

Write your answer as a mixed number: 5x - 2x = 13

x = 4  1/3

Expressions

100

5 ( 2x + 4)

10x + 20

200

10² - 9(8) 

28

300

5x³   if x = 3

135

400

Combine liked-terms:    

3a + 5b + a + a - 2b 

5a + 3b

500

Factor: 12x + 18y

6 (2x + 3y) 

3 (4x + 6y)

2 (6x + 9y) 

Number Systems

100

3.12 - 2.904

0.216

200

3.2 x 5.4

17.28

300

put in order from least to greatest:

5, -6, -2, 0, -7

-7, -6, -2, 0, 5

400

LCM of 12 and 8

24

500

GCF of 18 and 90

18

Ratios

100

The ratio of dogs to cats is 3:1 at the park. There are 12 dogs, how many cats are there? 

4 cats

200

Write an equivalent ratio to 10:12

5:6

15:18

20:24

25:30

30:36

300

12 out of 20 is what as a percent? 

60%

400

If there are 230 calories in 4 ounces of ice cream. How many calories are in 6 ounces of ice cream? 

345 calories

500

25% of 6th grade students walk to school. If 75 6th grade students walk to school, how many total students are in the 6th grade?

300 students

RANDOM!?!?

100

3/4 divided by 4/5

15/16

200

What is the area of a triangle whose base = 5 and height = 10 

25 squared units 

300

What is the volume of a cube whose length is 2.3? 

12.167 cubic units

400

The ratio of teachers to students is 1:5. If there is a total of 24 people in the classroom, How many are teachers? How many are students?

4 teachers

20 students 

500

You purchased 9 1/2 pints of ice cream for a party. If each guest will be served exactly 3/5 pints of ice cream, what is the greatest number of guest that can be served?

15 guest