Subtract 6/4 from 98/21
1st number: 4 14/21, 2nd number: 1 2/4
98/21 - 6/4 is 19/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
98/21 = 98 × 4/21 × 4 = 392/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
6/4 = 6 × 21/4 × 21 = 126/84 - Subtract the two like fractions:
392/84 - 126/84 = 392 - 126/84 = 266/84 - After reducing the fraction, the answer is 19/6
- In mixed form: 31/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21-12/4 98/42-6/4 98/21-6/8 98/21-18/4 98/63-6/4 98/21-6/12 98/21-30/4 98/21-6/20 98/21-42/4 98/21-6/28