Subtract 28/45 from 35/27
1st number: 1 8/27, 2nd number: 28/45
35/27 - 28/45 is 91/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 45 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
35/27 = 35 × 5/27 × 5 = 175/135 - Likewise, for the 2nd fraction, since 45 × 3 = 135,
28/45 = 28 × 3/45 × 3 = 84/135 - Subtract the two like fractions:
175/135 - 84/135 = 175 - 84/135 = 91/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/27-28/45 35/27-56/45 35/54-28/45 35/27-28/90 35/27-84/45 35/81-28/45