Subtract 15/6 from 6/20
1st number: 6/20, 2nd number: 2 3/6
6/20 - 15/6 is -11/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
6/20 = 6 × 3/20 × 3 = 18/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
15/6 = 15 × 10/6 × 10 = 150/60 - Subtract the two like fractions:
18/60 - 150/60 = 18 - 150/60 = -132/60 - After reducing the fraction, the answer is -11/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20-15/6 6/20-30/6 6/40-15/6 6/20-15/12 18/20-15/6 6/20-45/6 6/60-15/6 6/20-15/18 30/20-15/6 6/20-75/6 6/20-15/30 42/20-15/6 6/20-15/42