Subtract 4/15 from 5/8
5/8 - 4/15 is 43/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
5/8 = 5 × 15/8 × 15 = 75/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
4/15 = 4 × 8/15 × 8 = 32/120 - Subtract the two like fractions:
75/120 - 32/120 = 75 - 32/120 = 43/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/8-4/15 5/8-8/15 5/16-4/15 5/8-4/30 15/8-4/15 5/8-12/15 5/24-4/15 5/8-4/45 25/8-4/15 5/8-20/15 5/40-4/15 5/8-4/75 35/8-4/15 5/8-28/15 5/56-4/15