Subtract 56/49 from 7/10
1st number: 7/10, 2nd number: 1 7/49
7/10 - 56/49 is -31/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
7/10 = 7 × 49/10 × 49 = 343/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
56/49 = 56 × 10/49 × 10 = 560/490 - Subtract the two like fractions:
343/490 - 560/490 = 343 - 560/490 = -217/490 - After reducing the fraction, the answer is -31/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10-56/49 7/20-56/49 7/10-56/98 21/10-56/49 7/30-56/49 35/10-56/49 7/50-56/49 49/10-56/49 7/70-56/49