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Adding/Subtracting Fractions
Multiplying/Dividing Fractions
Converting Percentages to Decimals

Converting between decimals and fractions
Proper <-> Improper Fractions
100
5/13 + 3/13
8/13
100
3/8 x 7/9
21/72
100

45%

0.45

100

45/100

0.45

100
Convert 3 1/2
7/2
200
7/2 - 6/2
1/2
200
9/8 ÷ 4/5
9/8 x 5/4 = 45/32
200

125%

1.25

200

3/10

0.3

200
Convert 63/8
7 7/8
300
3/4 + 1/6
9/12 + 2/12 = 11/12
300
3/4 x 3 1/2
3/4 x 7/2 = 21/8 = 2 5/8
300

75%

0.75

300

135/100

1.35

300

Simplify 24/36

2/3

400
7/8 - 2/5
35/40 - 16/40 = 19/40
400
1 2/3 ÷ 1/5
5/3 x 5/1 = 25/3 = 8 1/3
400

8%

0.08

400

8/1000

0.008

400
Convert 7 3/8
59/8
500

1/3 + 1/2 

2/6 + 3/6 = 5/6

500
1 2/3 ÷ 2 3/5
5/3 x 13/5 = 65/15 = 13/3 = 4 1/3
500

15%

0.15

500

402/1000

0.402

500

Simplify 20/25

4/5