Subtract 6/12 from 7/15
7/15 - 6/12 is -1/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
7/15 = 7 × 4/15 × 4 = 28/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
6/12 = 6 × 5/12 × 5 = 30/60 - Subtract the two like fractions:
28/60 - 30/60 = 28 - 30/60 = -2/60 - After reducing the fraction, the answer is -1/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15-6/12 7/30-6/12 7/15-6/24 21/15-6/12 7/15-18/12 7/45-6/12 7/15-6/36 35/15-6/12 7/15-30/12 7/75-6/12 7/15-6/60 49/15-6/12 7/15-42/12 7/15-6/84