Subtract 24/8 from 5/15
1st number: 5/15, 2nd number: 3 0/8
5/15 - 24/8 is -8/3.
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,
5/15 = 5 × 8/15 × 8 = 40/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
24/8 = 24 × 15/8 × 15 = 360/120 - Subtract the two like fractions:
40/120 - 360/120 = 40 - 360/120 = -320/120 - After reducing the fraction, the answer is -8/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/15-24/8 5/15-48/8 5/30-24/8 5/15-24/16 5/15-72/8 5/45-24/8 25/15-24/8 5/75-24/8 5/15-24/40 35/15-24/8 5/15-24/56