Subtract 9/98 from 2/5
2/5 - 9/98 is 151/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 98 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 5 × 98 = 490,
2/5 = 2 × 98/5 × 98 = 196/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
9/98 = 9 × 5/98 × 5 = 45/490 - Subtract the two like fractions:
196/490 - 45/490 = 196 - 45/490 = 151/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5-9/98 2/5-18/98 2/10-9/98 6/5-9/98 2/5-27/98 2/15-9/98 10/5-9/98 2/5-45/98 2/25-9/98 14/5-9/98 2/5-63/98 2/35-9/98