What is 90 15/80 as an improper fraction?

The mixed number 90 15/80 written as an improper fraction is 7215/80

/
=
/

Convert 90 15/80 as an improper fraction

To turn the mixed number 90 15/80 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 90 × 80 = 7200.

After that, add the result to the numerator of the fractional part: 7200 + 15 = 7215.

Next, Write the sum of the previous step on the original denominator: 7215/80.

90
15/80
=
90 × 80 + 15/80
=
7215/80

This means that 90 15/80, as an improper fraction, equals 7215/80.

See also: 90 15/80 as a decimal

Examples of decimal to fraction calculations