The mixed number 45 57/10 written as an improper fraction is 507/10
To turn the mixed number 45 57/10 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 45 × 10 = 450.
After that, add the result to the numerator of the fractional part: 450 + 57 = 507.
Next, Write the sum of the previous step on the original denominator: 507/10.
This means that 45 57/10, as an improper fraction, equals 507/10.
See also: 45 57/10 as a decimal