Subtract 2/21 from 49/98
49/98 - 2/21 is 17/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
49/98 = 49 × 3/98 × 3 = 147/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
2/21 = 2 × 14/21 × 14 = 28/294 - Subtract the two like fractions:
147/294 - 28/294 = 147 - 28/294 = 119/294 - After reducing the fraction, the answer is 17/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 49/98-4/21 49/98-2/42 49/98-6/21 49/98-2/63 49/98-10/21 49/98-14/21