Subtract 3/18 from 3/64
3/64 - 3/18 is -23/192.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 18 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 64 × 9 = 576,
3/64 = 3 × 9/64 × 9 = 27/576 - Likewise, for the 2nd fraction, since 18 × 32 = 576,
3/18 = 3 × 32/18 × 32 = 96/576 - Subtract the two like fractions:
27/576 - 96/576 = 27 - 96/576 = -69/576 - After reducing the fraction, the answer is -23/192
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/64-3/18 3/64-6/18 3/64-3/36 9/64-3/18 3/64-9/18 3/64-3/54 15/64-3/18 3/64-15/18 3/64-3/90 21/64-3/18 3/64-21/18