Fall 6th-Grade Math Review

Ratios

100

If there are 6 oranges and 4 apples, what is the ratio of apples to oranges? 

4:6 or 4/6

​​​​​​​​​​​​

200

If the ratio of dogs to cats was 3:6. How many dogs would there be if there were 18 cats? 

9

300

The ratio of big presents to small presents under the tree is 3:7. If there are 9 big presents, how many small presents are there? 

27

400

The ratio of people with long hair to short hair is 5 to 6. If there are 72 people with short hair, how many have long hair? 

60

500

There are 40 people. If the ratio of men to women was 3:5, how many men would there be?

15

Mixed Numbers

100

Turn into an improper fraction. 

1 1/3

4/3

200

Put in simplest terms:

10/4

2 1/2

300

Turn into an improper fraction: 4 2/3

14/3

400

1 1/3 times 2 3/4

3 2/3

500

3 2/3 div 2 1/4

1 17/27

Multiplying/Dividing Fractions

100

2/4 . 3/4

3/8 or 6/16

200

Divide: 

1/3 div 1/2 = 

2/3

300

7 div 1/3

21

400

Write in simplest terms: 

2 1/3 times 3/5

3 7/9

500

Write in Simplest Terms: 

1 1/3 div 2 3/4 =

16/33

Equations

100

Y = 2/6x + 12

When x = 30

22

200

Y = 3x + 13    when Y = 34

7

300

Y = 1/4x - 5 (__ , 1)

24

400

1 1/3 div 2/3

12/6 or 2

500

Divide and write in simplest terms: 

1 4/35