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Simplify the Fraction
Add the Fractions
Subtract the Fractions
Find the GCF
100

Simplify the fractions 5/10.

1/2

100

Add the fractions:   2/5  +  3/5

1

100

Subtract the fractions:   3/10  -  3/10

0

100

4 and 12

GCF: 4
200

Simplify the fraction 8/12.

2/3

200

Add the fractions:  1/4  +  2/4

3/4

200

Subtract the fractions:  4/7  -  3/7

1/7

200

10 and 15

GCF: 5

300

Simplify the fraction 6/18.

1/3

300

Add the fractions:  6/20+5/20

11/20

300

Subtract the fractions:  2/10  -  1/10

1/10

300

6 and 9

GCF: 3

400

Simplify the fraction 4/40.

1/10

400

Add the fractions:  1/8+3/8

4/8 or 1/2

400

Subtract the fractions:  11/14 -  7/14

4/14

400

40 and 60

GCF: 10

500

Simplify the fraction 7/49.

1/7

500

Add the fractions: 44/100+21/100

65/100

500

Subtract the fractions:   23/100 - 8/100

15/100

500

12 and 30

GCF: 6