Subtract 27/98 from 20/27
20/27 - 27/98 is 1231/2646.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 98 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 27 × 98 = 2646,
20/27 = 20 × 98/27 × 98 = 1960/2646 - Likewise, for the 2nd fraction, since 98 × 27 = 2646,
27/98 = 27 × 27/98 × 27 = 729/2646 - Subtract the two like fractions:
1960/2646 - 729/2646 = 1960 - 729/2646 = 1231/2646
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/27-27/98 20/27-54/98 20/54-27/98 60/27-27/98 20/27-81/98 20/81-27/98