What is 3 21/80 as an improper fraction?

The mixed number 3 21/80 written as an improper fraction is 261/80

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Convert 3 21/80 as an improper fraction

To turn the mixed number 3 21/80 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 3 × 80 = 240.

After that, add the result to the numerator of the fractional part: 240 + 21 = 261.

Next, Write the sum of the previous step on the original denominator: 261/80.

3
21/80
=
3 × 80 + 21/80
=
261/80

This means that 3 21/80, as an improper fraction, equals 261/80.

See also: 3 21/80 as a decimal

Examples of decimal to fraction calculations