Subtract 7/64 from 6/20
6/20 - 7/64 is 61/320.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 64 is 320
Next, find the equivalent fraction of both fractional numbers with denominator 320 - For the 1st fraction, since 20 × 16 = 320,
6/20 = 6 × 16/20 × 16 = 96/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
7/64 = 7 × 5/64 × 5 = 35/320 - Subtract the two like fractions:
96/320 - 35/320 = 96 - 35/320 = 61/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20-7/64 6/20-14/64 6/40-7/64 18/20-7/64 6/20-21/64 6/60-7/64 30/20-7/64 6/20-35/64 42/20-7/64 6/20-49/64