Subtract 56/49 from 30/54
1st number: 30/54, 2nd number: 1 7/49
30/54 - 56/49 is -37/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 49 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
30/54 = 30 × 49/54 × 49 = 1470/2646 - Likewise, for the 2nd fraction, since 49 × 54 = 2646,
56/49 = 56 × 54/49 × 54 = 3024/2646 - Subtract the two like fractions:
1470/2646 - 3024/2646 = 1470 - 3024/2646 = -1554/2646 - After reducing the fraction, the answer is -37/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/54-56/49 30/54-56/98 90/54-56/49