One-half of 100 - 

50

One-half of 50 - 

25

One-half of 30 - 

15

One-half of 98 - 

49

One-quarter of 24 - 

6

One-quarter of 60 - 

15

One-quarter of 88 - 

22

One-quarter of 100 - 

25

27% - 

27 parts out of 100

55% - 

55 parts out of 100

39% - 

39 parts out of 100

82% - 

82 parts out of 100

one-tenth - 

0.1

$$ {4} \over {10} $$ - 

0.4

eight-tenths - 

0.8

$$ {7} \over {10} $$ - 

0.7

A - 

0.2

B - 

0.9

C - 

0.4

D - 

0.6

$$ {30} \over {100} $$ - 

30%

$$ {80} \over {100} $$ - 

80%

$$ {10} \over {100} $$ - 

10%

$$ {45} \over {100} $$ - 

45%

$$ {95} \over {100} $$ - 

95%

$$ {7} \over {100} $$ - 

0.07

71% - 

0.71

$$ {68} \over {100} $$ - 

0.68

33% - 

0.33

50% - 

0.5

70% - 

0.7

20% - 

0.2

90% - 

0.9

30% - 

0.3