Subtract 28/27 from 27/5
1st number: 5 2/5, 2nd number: 1 1/27
27/5 - 28/27 is 589/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 5 × 27 = 135,
27/5 = 27 × 27/5 × 27 = 729/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
28/27 = 28 × 5/27 × 5 = 140/135 - Subtract the two like fractions:
729/135 - 140/135 = 729 - 140/135 = 589/135 - In mixed form: 449/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5-28/27 27/5-56/27 27/10-28/27 27/5-28/54 81/5-28/27 27/5-84/27 27/15-28/27 27/5-28/81 27/25-28/27 27/35-28/27