What is 12 38/40 as an improper fraction?

The mixed number 12 38/40 written as an improper fraction is 518/40

/
=
/

Convert 12 38/40 as an improper fraction

To turn the mixed number 12 38/40 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 12 × 40 = 480.

After that, add the result to the numerator of the fractional part: 480 + 38 = 518.

Next, Write the sum of the previous step on the original denominator: 518/40.

12
38/40
=
12 × 40 + 38/40
=
518/40

This means that 12 38/40, as an improper fraction, equals 518/40.

See also: 12 38/40 as a decimal

Examples of decimal to fraction calculations