Subtract 56/4 from 21/98
1st number: 21/98, 2nd number: 14 0/4
21/98 - 56/4 is -193/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 4 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
21/98 = 21 × 2/98 × 2 = 42/196 - Likewise, for the 2nd fraction, since 4 × 49 = 196,
56/4 = 56 × 49/4 × 49 = 2744/196 - Subtract the two like fractions:
42/196 - 2744/196 = 42 - 2744/196 = -2702/196 - After reducing the fraction, the answer is -193/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/98-56/4 21/98-56/8 63/98-56/4 21/98-56/12 21/98-56/20 21/98-56/28