Subtract 14/7 from 20/98
1st number: 20/98, 2nd number: 2 0/7
20/98 - 14/7 is -88/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 7 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 98 × 1 = 98,
20/98 = 20 × 1/98 × 1 = 20/98 - Likewise, for the 2nd fraction, since 7 × 14 = 98,
14/7 = 14 × 14/7 × 14 = 196/98 - Subtract the two like fractions:
20/98 - 196/98 = 20 - 196/98 = -176/98 - After reducing the fraction, the answer is -88/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98-14/7 20/98-28/7 60/98-14/7 20/98-42/7 20/98-14/21 20/98-70/7 20/98-14/35 20/98-98/7 20/98-14/49