Subtract 63/14 from 12/15
1st number: 12/15, 2nd number: 4 7/14
12/15 - 63/14 is -37/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
12/15 = 12 × 14/15 × 14 = 168/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
63/14 = 63 × 15/14 × 15 = 945/210 - Subtract the two like fractions:
168/210 - 945/210 = 168 - 945/210 = -777/210 - After reducing the fraction, the answer is -37/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15-63/14 12/30-63/14 12/15-63/28 36/15-63/14 12/45-63/14 12/15-63/42 60/15-63/14 12/75-63/14 12/15-63/70 84/15-63/14 12/15-63/98