Subtract 15/12 from 7/14
1st number: 7/14, 2nd number: 1 3/12
7/14 - 15/12 is -3/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
7/14 = 7 × 6/14 × 6 = 42/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
15/12 = 15 × 7/12 × 7 = 105/84 - Subtract the two like fractions:
42/84 - 105/84 = 42 - 105/84 = -63/84 - After reducing the fraction, the answer is -3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/14-30/12 7/28-15/12 7/14-15/24 21/14-15/12 7/14-45/12 7/42-15/12 7/14-15/36 35/14-15/12 7/14-75/12 7/70-15/12 7/14-15/60 49/14-15/12 7/98-15/12 7/14-15/84