The mixed number 1 1/4 written as an improper fraction is 5/4
To turn the mixed number 1 1/4 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 1 × 4 = 4.
After that, add the result to the numerator of the fractional part: 4 + 1 = 5.
Next, Write the sum of the previous step on the original denominator: 5/4.
This means that 1 1/4, as an improper fraction, equals 5/4.
See also: 1 1/4 as a decimal