The mixed number 64 18/10 written as an improper fraction is 658/10
To turn the mixed number 64 18/10 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 64 × 10 = 640.
After that, add the result to the numerator of the fractional part: 640 + 18 = 658.
Next, Write the sum of the previous step on the original denominator: 658/10.
This means that 64 18/10, as an improper fraction, equals 658/10.
See also: 64 18/10 as a decimal