Subtract 63/98 from 6/20
6/20 - 63/98 is -12/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
6/20 = 6 × 49/20 × 49 = 294/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
63/98 = 63 × 10/98 × 10 = 630/980 - Subtract the two like fractions:
294/980 - 630/980 = 294 - 630/980 = -336/980 - After reducing the fraction, the answer is -12/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20-63/98 6/40-63/98 18/20-63/98 6/60-63/98 30/20-63/98 42/20-63/98