Subtract 15/5 from 20/60
1st number: 20/60, 2nd number: 3 0/5
20/60 - 15/5 is -8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
20/60 = 20 × 1/60 × 1 = 20/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
15/5 = 15 × 12/5 × 12 = 180/60 - Subtract the two like fractions:
20/60 - 180/60 = 20 - 180/60 = -160/60 - After reducing the fraction, the answer is -8/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60-15/5 20/60-30/5 20/60-15/10 20/60-45/5 20/60-75/5 20/60-15/25 20/60-15/35