Subtract 27/20 from 56/12
1st number: 4 8/12, 2nd number: 1 7/20
56/12 - 27/20 is 199/60.
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,
56/12 = 56 × 5/12 × 5 = 280/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
27/20 = 27 × 3/20 × 3 = 81/60 - Subtract the two like fractions:
280/60 - 81/60 = 280 - 81/60 = 199/60 - In mixed form: 319/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12-54/20 56/24-27/20 56/12-27/40 56/12-81/20 56/36-27/20 56/12-27/60 56/60-27/20 56/84-27/20