The mixed number 121 31/40 written as an improper fraction is 4871/40
To turn the mixed number 121 31/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 121 × 40 = 4840.
After that, add the result to the numerator of the fractional part: 4840 + 31 = 4871.
Next, Write the sum of the previous step on the original denominator: 4871/40.
This means that 121 31/40, as an improper fraction, equals 4871/40.
See also: 121 31/40 as a decimal