Subtract 50/64 from 7/15
7/15 - 50/64 is -151/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 15 × 64 = 960,
7/15 = 7 × 64/15 × 64 = 448/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
50/64 = 50 × 15/64 × 15 = 750/960 - Subtract the two like fractions:
448/960 - 750/960 = 448 - 750/960 = -302/960 - After reducing the fraction, the answer is -151/480
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15-50/64 7/30-50/64 21/15-50/64 7/45-50/64 35/15-50/64 7/75-50/64 49/15-50/64