Subtract 25/30 from 3/64
3/64 - 25/30 is -151/192.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 30 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 64 × 15 = 960,
3/64 = 3 × 15/64 × 15 = 45/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
25/30 = 25 × 32/30 × 32 = 800/960 - Subtract the two like fractions:
45/960 - 800/960 = 45 - 800/960 = -755/960 - After reducing the fraction, the answer is -151/192
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/64-25/30 3/64-50/30 3/64-25/60 9/64-25/30 3/64-75/30 3/64-25/90 15/64-25/30 21/64-25/30