What is 42 66/10 as an improper fraction?

The mixed number 42 66/10 written as an improper fraction is 486/10

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Convert 42 66/10 as an improper fraction

To turn the mixed number 42 66/10 into an improper fraction, use these simple steps:

First, multiply the whole number by the denominator of the fractional part: 42 × 10 = 420.

After that, add the result to the numerator of the fractional part: 420 + 66 = 486.

Next, Write the sum of the previous step on the original denominator: 486/10.

42
66/10
=
42 × 10 + 66/10
=
486/10

This means that 42 66/10, as an improper fraction, equals 486/10.

See also: 42 66/10 as a decimal

Examples of decimal to fraction calculations