Subtract 4/27 from 7/15
7/15 - 4/27 is 43/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 15 × 9 = 135,
7/15 = 7 × 9/15 × 9 = 63/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
4/27 = 4 × 5/27 × 5 = 20/135 - Subtract the two like fractions:
63/135 - 20/135 = 63 - 20/135 = 43/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15-4/27 7/15-8/27 7/30-4/27 7/15-4/54 21/15-4/27 7/15-12/27 7/45-4/27 7/15-4/81 35/15-4/27 7/15-20/27 7/75-4/27 49/15-4/27 7/15-28/27