Subtract 15/4 from 56/54
1st number: 1 2/54, 2nd number: 3 3/4
56/54 - 15/4 is -293/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
56/54 = 56 × 2/54 × 2 = 112/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
15/4 = 15 × 27/4 × 27 = 405/108 - Subtract the two like fractions:
112/108 - 405/108 = 112 - 405/108 = -293/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/54-30/4 56/54-15/8 56/54-45/4 56/54-15/12 56/54-75/4 56/54-15/20 56/54-15/28