Subtract 9/8 from 64/15
1st number: 4 4/15, 2nd number: 1 1/8
64/15 - 9/8 is 377/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
64/15 = 64 × 8/15 × 8 = 512/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
9/8 = 9 × 15/8 × 15 = 135/120 - Subtract the two like fractions:
512/120 - 135/120 = 512 - 135/120 = 377/120 - In mixed form: 317/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/15-18/8 64/30-9/8 64/15-9/16 64/15-27/8 64/45-9/8 64/15-9/24 64/15-45/8 64/75-9/8 64/15-9/40 64/15-63/8 64/15-9/56