Subtract 36/64 from 4/15
4/15 - 36/64 is -71/240.
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,
4/15 = 4 × 64/15 × 64 = 256/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
36/64 = 36 × 15/64 × 15 = 540/960 - Subtract the two like fractions:
256/960 - 540/960 = 256 - 540/960 = -284/960 - After reducing the fraction, the answer is -71/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15-36/64 4/15-72/64 4/30-36/64 12/15-36/64 4/45-36/64 20/15-36/64 4/75-36/64 28/15-36/64