The mixed number 81 57/100 written as an improper fraction is 8157/100
To turn the mixed number 81 57/100 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 81 × 100 = 8100.
After that, add the result to the numerator of the fractional part: 8100 + 57 = 8157.
Next, Write the sum of the previous step on the original denominator: 8157/100.
This means that 81 57/100, as an improper fraction, equals 8157/100.
See also: 81 57/100 as a decimal