Subtract 5/7 from 10/98
10/98 - 5/7 is -30/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 7 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
10/98 = 10 × 1/98 × 1 = 10/98 - Likewise, for the 2nd fraction, since 7 × 14 = 98,
5/7 = 5 × 14/7 × 14 = 70/98 - Subtract the two like fractions:
10/98 - 70/98 = 10 - 70/98 = -60/98 - After reducing the fraction, the answer is -30/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/98-5/7 10/98-10/7 10/98-5/14 30/98-5/7 10/98-15/7 10/98-5/21 50/98-5/7 10/98-25/7 10/98-5/35 70/98-5/7 10/98-35/7 10/98-5/49