Subtract 6/24 from 15/20
15/20 - 6/24 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 20 × 6 = 120,
15/20 = 15 × 6/20 × 6 = 90/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
6/24 = 6 × 5/24 × 5 = 30/120 - Subtract the two like fractions:
90/120 - 30/120 = 90 - 30/120 = 60/120 - After reducing the fraction, the answer is 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20-6/24 15/20-12/24 15/40-6/24 15/20-6/48 45/20-6/24 15/20-18/24 15/60-6/24 15/20-6/72 75/20-6/24 15/20-30/24 15/20-42/24