Subtract 56/54 from 27/12
1st number: 2 3/12, 2nd number: 1 2/54
27/12 - 56/54 is 131/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
27/12 = 27 × 9/12 × 9 = 243/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
56/54 = 56 × 2/54 × 2 = 112/108 - Subtract the two like fractions:
243/108 - 112/108 = 243 - 112/108 = 131/108 - In mixed form: 123/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12-56/54 27/24-56/54 81/12-56/54 27/36-56/54 27/60-56/54 27/84-56/54