What is 9 21/40 as an improper fraction?

The mixed number 9 21/40 written as an improper fraction is 381/40

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Convert 9 21/40 as an improper fraction

To turn the mixed number 9 21/40 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 9 × 40 = 360.

After that, add the result to the numerator of the fractional part: 360 + 21 = 381.

Next, Write the sum of the previous step on the original denominator: 381/40.

9
21/40
=
9 × 40 + 21/40
=
381/40

This means that 9 21/40, as an improper fraction, equals 381/40.

See also: 9 21/40 as a decimal

Examples of decimal to fraction calculations