The mixed number 21 87/200 written as an improper fraction is 4287/200
To turn the mixed number 21 87/200 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 200 = 4200.
After that, add the result to the numerator of the fractional part: 4200 + 87 = 4287.
Next, Write the sum of the previous step on the original denominator: 4287/200.
This means that 21 87/200, as an improper fraction, equals 4287/200.
See also: 21 87/200 as a decimal