The mixed number 87 18/20 written as an improper fraction is 1758/20
To turn the mixed number 87 18/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 87 × 20 = 1740.
After that, add the result to the numerator of the fractional part: 1740 + 18 = 1758.
Next, Write the sum of the previous step on the original denominator: 1758/20.
This means that 87 18/20, as an improper fraction, equals 1758/20.
See also: 87 18/20 as a decimal