The mixed number 31 3/7 written as an improper fraction is 220/7
To turn the mixed number 31 3/7 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 31 × 7 = 217.
After that, add the result to the numerator of the fractional part: 217 + 3 = 220.
Next, Write the sum of the previous step on the original denominator: 220/7.
This means that 31 3/7, as an improper fraction, equals 220/7.
See also: 31 3/7 as a decimal