Subtract 2/21 from 25/98
25/98 - 2/21 is 47/294.
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,
25/98 = 25 × 3/98 × 3 = 75/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
2/21 = 2 × 14/21 × 14 = 28/294 - Subtract the two like fractions:
75/294 - 28/294 = 75 - 28/294 = 47/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/98-2/21 25/98-4/21 25/98-2/42 75/98-2/21 25/98-6/21 25/98-2/63 25/98-10/21 25/98-14/21