What is 11 57/40 as an improper fraction?

The mixed number 11 57/40 written as an improper fraction is 497/40

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Convert 11 57/40 as an improper fraction

To turn the mixed number 11 57/40 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 11 × 40 = 440.

After that, add the result to the numerator of the fractional part: 440 + 57 = 497.

Next, Write the sum of the previous step on the original denominator: 497/40.

11
57/40
=
11 × 40 + 57/40
=
497/40

This means that 11 57/40, as an improper fraction, equals 497/40.

See also: 11 57/40 as a decimal

Examples of decimal to fraction calculations