Subtract 7/27 from 7/98
7/98 - 7/27 is -71/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 27 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 98 × 27 = 2646,
7/98 = 7 × 27/98 × 27 = 189/2646 - Likewise, for the 2nd fraction, since 27 × 98 = 2646,
7/27 = 7 × 98/27 × 98 = 686/2646 - Subtract the two like fractions:
189/2646 - 686/2646 = 189 - 686/2646 = -497/2646 - After reducing the fraction, the answer is -71/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/98-7/27 7/98-14/27 7/98-7/54 21/98-7/27 7/98-21/27 7/98-7/81 35/98-7/27 7/98-35/27 49/98-7/27 7/98-49/27