Subtract 30/12 from 14/15
1st number: 14/15, 2nd number: 2 6/12
14/15 - 30/12 is -47/30.
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,
14/15 = 14 × 4/15 × 4 = 56/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
30/12 = 30 × 5/12 × 5 = 150/60 - Subtract the two like fractions:
56/60 - 150/60 = 56 - 150/60 = -94/60 - After reducing the fraction, the answer is -47/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/15-30/12 14/15-60/12 14/30-30/12 14/15-30/24 42/15-30/12 14/15-90/12 14/45-30/12 14/15-30/36 70/15-30/12 14/75-30/12 14/15-30/60 98/15-30/12 14/15-30/84