What is 255 1/2 as an improper fraction?

The mixed number 255 1/2 written as an improper fraction is 511/2

/
=
/

Convert 255 1/2 as an improper fraction

To turn the mixed number 255 1/2 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 255 × 2 = 510.

After that, add the result to the numerator of the fractional part: 510 + 1 = 511.

Next, Write the sum of the previous step on the original denominator: 511/2.

255
1/2
=
255 × 2 + 1/2
=
511/2

This means that 255 1/2, as an improper fraction, equals 511/2.

See also: 255 1/2 as a decimal

Examples of decimal to fraction calculations