Subtract 2/15 from 25/27
25/27 - 2/15 is 107/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 15 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
25/27 = 25 × 5/27 × 5 = 125/135 - Likewise, for the 2nd fraction, since 15 × 9 = 135,
2/15 = 2 × 9/15 × 9 = 18/135 - Subtract the two like fractions:
125/135 - 18/135 = 125 - 18/135 = 107/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/27-2/15 25/27-4/15 25/54-2/15 25/27-2/30 75/27-2/15 25/27-6/15 25/81-2/15 25/27-2/45 25/27-10/15 25/27-2/75 25/27-14/15