2/10

0.2 or 0.20

equivalent to 20/100

simplied to 1/5

20%

3/4

0.75

equivalent 75/100

75%

5/10

simplified to 1/2

equivalent to 50/100

0.5 & 0.50 

50%

9/10

0.9 & 0.90

equivalent to 90/100

90%

1/3

0.33

equivalent to 33/100

33%

2/4

simplified to 1/2

equivalent to 50/100

0.5

50%

7/10

0.7

equivalent to 70/100

70%

1/5

equivalent to 2/10 & 20/100

0.2 & 0.20

20%

4/10

simplified to 2/5

equivalent to 40/100

0.4 & 0.40

40%

8/10

simplified to 4/5

equivalent to 80/100

0.8 & 0.80

80%

3/5

equivalent to 6/10 

0.6 & 0.60

60%

3/10

equivalent to 30/100

0.3 & 0.30 

30%

2/5

equivalent to 4/10 & 40/100

0.4 or 0.40

40%

2/3

equivalent to 67/100

0.66

67%

1/4

equivalent to 25/100

0.25

25%

1/10

equivalent to 10/100

0.1 or 0.10

10%