Subtract 7/64 from 7/5
1st number: 1 2/5, 2nd number: 7/64
7/5 - 7/64 is 413/320.
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,
7/5 = 7 × 64/5 × 64 = 448/320 - Likewise, for the 2nd fraction, since 64 × 5 = 320,
7/64 = 7 × 5/64 × 5 = 35/320 - Subtract the two like fractions:
448/320 - 35/320 = 448 - 35/320 = 413/320 - In mixed form: 193/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/5-7/64 7/5-14/64 7/10-7/64 21/5-7/64 7/5-21/64 7/15-7/64 35/5-7/64 7/5-35/64 7/25-7/64 49/5-7/64 7/5-49/64 7/35-7/64