Subtract 6/20 from 4/98
4/98 - 6/20 is -127/490.
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,
4/98 = 4 × 10/98 × 10 = 40/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
6/20 = 6 × 49/20 × 49 = 294/980 - Subtract the two like fractions:
40/980 - 294/980 = 40 - 294/980 = -254/980 - After reducing the fraction, the answer is -127/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/98-6/20 4/98-12/20 4/98-6/40 12/98-6/20 4/98-18/20 4/98-6/60 20/98-6/20 4/98-30/20 28/98-6/20 4/98-42/20