Subtract 4/49 from 7/10
7/10 - 4/49 is 303/490.
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,
4/49 = 4 × 10/49 × 10 = 40/490 - Subtract the two like fractions:
343/490 - 40/490 = 343 - 40/490 = 303/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10-4/49 7/10-8/49 7/20-4/49 7/10-4/98 21/10-4/49 7/10-12/49 7/30-4/49 35/10-4/49 7/10-20/49 7/50-4/49 49/10-4/49 7/10-28/49 7/70-4/49