Subtract 56/20 from 6/12
1st number: 6/12, 2nd number: 2 16/20
6/12 - 56/20 is -23/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
6/12 = 6 × 5/12 × 5 = 30/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
56/20 = 56 × 3/20 × 3 = 168/60 - Subtract the two like fractions:
30/60 - 168/60 = 30 - 168/60 = -138/60 - After reducing the fraction, the answer is -23/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/24-56/20 6/12-56/40 18/12-56/20 6/36-56/20 6/12-56/60 30/12-56/20 6/60-56/20 42/12-56/20 6/84-56/20