Subtract 14/15 from 12/64
12/64 - 14/15 is -179/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 15 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
12/64 = 12 × 15/64 × 15 = 180/960 - Likewise, for the 2nd fraction, since 15 × 64 = 960,
14/15 = 14 × 64/15 × 64 = 896/960 - Subtract the two like fractions:
180/960 - 896/960 = 180 - 896/960 = -716/960 - After reducing the fraction, the answer is -179/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/64-14/15 12/64-28/15 12/64-14/30 36/64-14/15 12/64-42/15 12/64-14/45 60/64-14/15 12/64-70/15 12/64-14/75 84/64-14/15 12/64-98/15