Subtract 3/56 from 75/54
1st number: 1 21/54, 2nd number: 3/56
75/54 - 3/56 is 673/504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 56 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 54 × 28 = 1512,
75/54 = 75 × 28/54 × 28 = 2100/1512 - Likewise, for the 2nd fraction, since 56 × 27 = 1512,
3/56 = 3 × 27/56 × 27 = 81/1512 - Subtract the two like fractions:
2100/1512 - 81/1512 = 2100 - 81/1512 = 2019/1512 - After reducing the fraction, the answer is 673/504
- In mixed form: 1169/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/54-6/56 75/54-9/56 75/54-15/56 75/54-21/56