Subtract 15/24 from 6/30
6/30 - 15/24 is -17/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
6/30 = 6 × 4/30 × 4 = 24/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
15/24 = 15 × 5/24 × 5 = 75/120 - Subtract the two like fractions:
24/120 - 75/120 = 24 - 75/120 = -51/120 - After reducing the fraction, the answer is -17/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/30-15/24 6/30-30/24 6/60-15/24 6/30-15/48 18/30-15/24 6/30-45/24 6/90-15/24 6/30-15/72 6/30-75/24 42/30-15/24