Subtract 20/15 from 5/24
1st number: 5/24, 2nd number: 1 5/15
5/24 - 20/15 is -9/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
5/24 = 5 × 5/24 × 5 = 25/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
20/15 = 20 × 8/15 × 8 = 160/120 - Subtract the two like fractions:
25/120 - 160/120 = 25 - 160/120 = -135/120 - After reducing the fraction, the answer is -9/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/24-20/15 5/24-40/15 5/48-20/15 5/24-20/30 15/24-20/15 5/24-60/15 5/72-20/15 5/24-20/45 25/24-20/15 5/24-20/75 35/24-20/15