What is 21 105/10 as an improper fraction?

The mixed number 21 105/10 written as an improper fraction is 315/10

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Convert 21 105/10 as an improper fraction

To turn the mixed number 21 105/10 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 21 × 10 = 210.

After that, add the result to the numerator of the fractional part: 210 + 105 = 315.

Next, Write the sum of the previous step on the original denominator: 315/10.

21
105/10
=
21 × 10 + 105/10
=
315/10

This means that 21 105/10, as an improper fraction, equals 315/10.

See also: 21 105/10 as a decimal

Examples of decimal to fraction calculations