Add 8/6 and 1/21
1st number: 1 2/6, 2nd number: 1/21
86 + 121 is 2921.
Steps for adding 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,
86 = 8 × 76 × 7 = 5642 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
121 = 1 × 221 × 2 = 242 - Add the two like fractions:
5642 + 242 = 56 + 242 = 5842 - 58/42 simplified gives 2921
- So, 8/6 + 1/21 = 29/21
In mixed form: 1821
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/6+1/21 8/6+2/21 8/12+1/21 8/6+1/42 24/6+1/21 8/6+3/21 8/18+1/21 8/6+1/63 40/6+1/21 8/6+5/21 8/30+1/21 56/6+1/21 8/6+7/21 8/42+1/21