The mixed number 278 1/5 written as an improper fraction is 1391/5
To turn the mixed number 278 1/5 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 278 × 5 = 1390.
After that, add the result to the numerator of the fractional part: 1390 + 1 = 1391.
Next, Write the sum of the previous step on the original denominator: 1391/5.
This means that 278 1/5, as an improper fraction, equals 1391/5.
See also: 278 1/5 as a decimal