The mixed number 1 30/40 written as an improper fraction is 70/40
To turn the mixed number 1 30/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 1 × 40 = 40.
After that, add the result to the numerator of the fractional part: 40 + 30 = 70.
Next, Write the sum of the previous step on the original denominator: 70/40.
This means that 1 30/40, as an improper fraction, equals 70/40.
See also: 1 30/40 as a decimal