Subtract 56/28 from 80/98
1st number: 80/98, 2nd number: 2 0/28
80/98 - 56/28 is -58/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
80/98 = 80 × 2/98 × 2 = 160/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
56/28 = 56 × 7/28 × 7 = 392/196 - Subtract the two like fractions:
160/196 - 392/196 = 160 - 392/196 = -232/196 - After reducing the fraction, the answer is -58/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/98-56/84