Subtract 4/20 from 15/60
15/60 - 4/20 is 1/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
4/20 = 4 × 3/20 × 3 = 12/60 - Subtract the two like fractions:
15/60 - 12/60 = 15 - 12/60 = 3/60 - After reducing the fraction, the answer is 1/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/60-4/20 15/60-8/20 15/60-4/40 45/60-4/20 15/60-12/20 15/60-4/60 75/60-4/20 15/60-28/20