Subtract 10/28 from 28/98
28/98 - 10/28 is -1/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
28/98 = 28 × 2/98 × 2 = 56/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
10/28 = 10 × 7/28 × 7 = 70/196 - Subtract the two like fractions:
56/196 - 70/196 = 56 - 70/196 = -14/196 - After reducing the fraction, the answer is -1/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98-10/28 28/98-20/28 28/98-10/56 84/98-10/28 28/98-30/28 28/98-10/84 28/98-50/28 28/98-70/28