Subtract 7/64 from 2/5
2/5 - 7/64 is 93/320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 5 × 64 = 320,
2/5 = 2 × 64/5 × 64 = 128/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
7/64 = 7 × 5/64 × 5 = 35/320 - Subtract the two like fractions:
128/320 - 35/320 = 128 - 35/320 = 93/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5-7/64 2/5-14/64 2/10-7/64 6/5-7/64 2/5-21/64 2/15-7/64 10/5-7/64 2/5-35/64 2/25-7/64 14/5-7/64 2/5-49/64 2/35-7/64