Subtract 7/98 from 5/10
5/10 - 7/98 is 3/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
5/10 = 5 × 49/10 × 49 = 245/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
7/98 = 7 × 5/98 × 5 = 35/490 - Subtract the two like fractions:
245/490 - 35/490 = 245 - 35/490 = 210/490 - After reducing the fraction, the answer is 3/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10-14/98 5/20-7/98 15/10-7/98 5/10-21/98 5/30-7/98 25/10-7/98 5/10-35/98 5/50-7/98 35/10-7/98 5/10-49/98 5/70-7/98