Subtract 75/54 from 56/28
1st number: 2 0/28, 2nd number: 1 21/54
56/28 - 75/54 is 11/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
56/28 = 56 × 27/28 × 27 = 1512/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
75/54 = 75 × 14/54 × 14 = 1050/756 - Subtract the two like fractions:
1512/756 - 1050/756 = 1512 - 1050/756 = 462/756 - After reducing the fraction, the answer is 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/84-75/54