The mixed number 129 78/100 written as an improper fraction is 12978/100
To turn the mixed number 129 78/100 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 129 × 100 = 12900.
After that, add the result to the numerator of the fractional part: 12900 + 78 = 12978.
Next, Write the sum of the previous step on the original denominator: 12978/100.
This means that 129 78/100, as an improper fraction, equals 12978/100.
See also: 129 78/100 as a decimal