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57 percent of 21 is 11.97
57 percent
57 percent = 57% = 57/100 in fraction in lowest term
.57
57 %
57 percent of 130 is 74.1
57% = 57/100
57 out of 100 is equal to 57%.
(57% + 73%) / 2 = 65%
57/100
Depends what the 57 is out of, however if that is the total, 57 =100%.