The mixed number 90 70/50 written as an improper fraction is 4570/50
To turn the mixed number 90 70/50 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 90 × 50 = 4500.
After that, add the result to the numerator of the fractional part: 4500 + 70 = 4570.
Next, Write the sum of the previous step on the original denominator: 4570/50.
This means that 90 70/50, as an improper fraction, equals 4570/50.
See also: 90 70/50 as a decimal