Subtract 28/10 from 56/49
1st number: 1 7/49, 2nd number: 2 8/10
56/49 - 28/10 is -58/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
56/49 = 56 × 10/49 × 10 = 560/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
28/10 = 28 × 49/10 × 49 = 1372/490 - Subtract the two like fractions:
560/490 - 1372/490 = 560 - 1372/490 = -812/490 - After reducing the fraction, the answer is -58/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/49-56/10 56/98-28/10 56/49-28/20 56/49-84/10 56/49-28/30 56/49-28/50 56/49-28/70