Subtract 1/49 from 7/15
7/15 - 1/49 is 328/735.
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,
7/15 = 7 × 49/15 × 49 = 343/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
1/49 = 1 × 15/49 × 15 = 15/735 - Subtract the two like fractions:
343/735 - 15/735 = 343 - 15/735 = 328/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15-1/49 7/15-2/49 7/30-1/49 7/15-1/98 21/15-1/49 7/15-3/49 7/45-1/49 35/15-1/49 7/15-5/49 7/75-1/49 49/15-1/49 7/15-7/49