Subtract 12/24 from 15/60
15/60 - 12/24 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
15/60 = 15 × 2/60 × 2 = 30/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
12/24 = 12 × 5/24 × 5 = 60/120 - Subtract the two like fractions:
30/120 - 60/120 = 30 - 60/120 = -30/120 - After reducing the fraction, the answer is -1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60-12/24 15/60-12/48 45/60-12/24 15/60-36/24 15/60-12/72 75/60-12/24 15/60-60/24 15/60-84/24