Subtract 3/20 from 5/98
5/98 - 3/20 is -97/980.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
5/98 = 5 × 10/98 × 10 = 50/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
3/20 = 3 × 49/20 × 49 = 147/980 - Subtract the two like fractions:
50/980 - 147/980 = 50 - 147/980 = -97/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/98-3/20 5/98-6/20 5/98-3/40 15/98-3/20 5/98-9/20 5/98-3/60 25/98-3/20 5/98-15/20 35/98-3/20 5/98-21/20