Subtract 7/64 from 8/15
8/15 - 7/64 is 407/960.
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,
8/15 = 8 × 64/15 × 64 = 512/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
7/64 = 7 × 15/64 × 15 = 105/960 - Subtract the two like fractions:
512/960 - 105/960 = 512 - 105/960 = 407/960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15-7/64 8/15-14/64 8/30-7/64 24/15-7/64 8/15-21/64 8/45-7/64 40/15-7/64 8/15-35/64 8/75-7/64 56/15-7/64 8/15-49/64