Subtract 1/27 from 3/64
3/64 - 1/27 is 17/1728.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 27 is 1728
Next, find the equivalent fraction of both fractional numbers with denominator 1728 - For the 1st fraction, since 64 × 27 = 1728,
3/64 = 3 × 27/64 × 27 = 81/1728 - Likewise, for the 2nd fraction, since 27 × 64 = 1728,
1/27 = 1 × 64/27 × 64 = 64/1728 - Subtract the two like fractions:
81/1728 - 64/1728 = 81 - 64/1728 = 17/1728
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/64-1/27 3/64-2/27 3/64-1/54 9/64-1/27 3/64-3/27 3/64-1/81 15/64-1/27 3/64-5/27 21/64-1/27 3/64-7/27