Subtract 8/49 from 12/15
12/15 - 8/49 is 156/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
12/15 = 12 × 49/15 × 49 = 588/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
8/49 = 8 × 15/49 × 15 = 120/735 - Subtract the two like fractions:
588/735 - 120/735 = 588 - 120/735 = 468/735 - After reducing the fraction, the answer is 156/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/15-8/49 12/15-16/49 12/30-8/49 12/15-8/98 36/15-8/49 12/15-24/49 12/45-8/49 60/15-8/49 12/15-40/49 12/75-8/49 84/15-8/49 12/15-56/49