What is 31 78/40 as an improper fraction?

The mixed number 31 78/40 written as an improper fraction is 1318/40

/
=
/

Convert 31 78/40 as an improper fraction

To turn the mixed number 31 78/40 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 31 × 40 = 1240.

After that, add the result to the numerator of the fractional part: 1240 + 78 = 1318.

Next, Write the sum of the previous step on the original denominator: 1318/40.

31
78/40
=
31 × 40 + 78/40
=
1318/40

This means that 31 78/40, as an improper fraction, equals 1318/40.

See also: 31 78/40 as a decimal

Examples of decimal to fraction calculations