Subtract 20/98 from 2/54
2/54 - 20/98 is -221/1323.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
2/54 = 2 × 49/54 × 49 = 98/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
20/98 = 20 × 27/98 × 27 = 540/2646 - Subtract the two like fractions:
98/2646 - 540/2646 = 98 - 540/2646 = -442/2646 - After reducing the fraction, the answer is -221/1323
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/54-20/98 2/54-40/98 6/54-20/98 2/54-60/98 10/54-20/98 14/54-20/98