Subtract 9/49 from 10/15
10/15 - 9/49 is 71/147.
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,
10/15 = 10 × 49/15 × 49 = 490/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
9/49 = 9 × 15/49 × 15 = 135/735 - Subtract the two like fractions:
490/735 - 135/735 = 490 - 135/735 = 355/735 - After reducing the fraction, the answer is 71/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/15-9/49 10/15-18/49 10/30-9/49 10/15-9/98 30/15-9/49 10/15-27/49 10/45-9/49 50/15-9/49 10/15-45/49 10/75-9/49 70/15-9/49 10/15-63/49