What is 4 80/400 as an improper fraction?

The mixed number 4 80/400 written as an improper fraction is 1680/400

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Convert 4 80/400 as an improper fraction

To turn the mixed number 4 80/400 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 4 × 400 = 1600.

After that, add the result to the numerator of the fractional part: 1600 + 80 = 1680.

Next, Write the sum of the previous step on the original denominator: 1680/400.

4
80/400
=
4 × 400 + 80/400
=
1680/400

This means that 4 80/400, as an improper fraction, equals 1680/400.

See also: 4 80/400 as a decimal

Examples of decimal to fraction calculations