Subtract 49/21 from 49/6
1st number: 8 1/6, 2nd number: 2 7/21
49/6 - 49/21 is 35/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
49/6 = 49 × 7/6 × 7 = 343/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
49/21 = 49 × 2/21 × 2 = 98/42 - Subtract the two like fractions:
343/42 - 98/42 = 343 - 98/42 = 245/42 - After reducing the fraction, the answer is 35/6
- In mixed form: 55/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/6-49/21 49/6-98/21 49/12-49/21 49/6-49/42 49/18-49/21 49/6-49/63 49/30-49/21 49/42-49/21