Estimating Fractions
Common Denominators
Adding Fractions
Unlike Denominators
100

7/8 is closest to

What is 1 whole

100

The common denominator for 2/5 and 1/6

what is 30

100

5/16 + 4/16

What is 9/16

100

1/2+1/4

What is 3/4

200

11/12 is closest

what is 1 whole

200

The common denominator for 7/9 and 2/3 

What is 9 

200

5/20 + 7/20

What is 12/20

200

1/2 + 2/5 

What is 9/10

300

14/16 is closest to 

what is 1 whole 

300

The common denominator for3/10 and 9/8

What is 40

300

8/13 + 6/13

What is 14/13

300

4/5 + 1/15

What is 13/15

400

1/6 is closest to

what is 0

400

The common denominator for 1/3 and 4/5

What is 15

400

7/20 - 5/20

What is 2/20

400

1/9 + 5/6 

What is 17/18

500

5/12 is closest to

what is half (1/2)

500

The common denominator for 5/8 and 3/4

What is 8

500

16/45- 4/45

what is 12/45

500

1/6 + 1/3 + 1/6

4/6 or 2/3