Subtract 4/56 from 20/98
20/98 - 4/56 is 13/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
20/98 = 20 × 4/98 × 4 = 80/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
4/56 = 4 × 7/56 × 7 = 28/392 - Subtract the two like fractions:
80/392 - 28/392 = 80 - 28/392 = 52/392 - After reducing the fraction, the answer is 13/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/98-4/56 20/98-8/56 60/98-4/56 20/98-12/56 20/98-20/56 20/98-28/56