Subtract 28/27 from 14/45
1st number: 14/45, 2nd number: 1 1/27
14/45 - 28/27 is -98/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
14/45 = 14 × 3/45 × 3 = 42/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
28/27 = 28 × 5/27 × 5 = 140/135 - Subtract the two like fractions:
42/135 - 140/135 = 42 - 140/135 = -98/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45-28/27 14/45-56/27 14/90-28/27 14/45-28/54 42/45-28/27 14/45-84/27 14/45-28/81 70/45-28/27 98/45-28/27