Subtract 18/30 from 1/64
1/64 - 18/30 is -187/320.
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,
1/64 = 1 × 15/64 × 15 = 15/960 - Likewise, for the 2nd fraction, since 30 × 32 = 960,
18/30 = 18 × 32/30 × 32 = 576/960 - Subtract the two like fractions:
15/960 - 576/960 = 15 - 576/960 = -561/960 - After reducing the fraction, the answer is -187/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/64-18/30 1/64-36/30 1/64-18/60 3/64-18/30 1/64-54/30 1/64-18/90 5/64-18/30 1/64-90/30 7/64-18/30