The mixed number 42 3/10 written as an improper fraction is 423/10
To turn the mixed number 42 3/10 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 + 3 = 423.
Next, Write the sum of the previous step on the original denominator: 423/10.
This means that 42 3/10, as an improper fraction, equals 423/10.
See also: 42 3/10 as a decimal