Add 12/9 and 6/81
1st number: 1 3/9, 2nd number: 6/81
12/9 + 6/81 is 38/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 9 × 9 = 81,
12/9 = 12 × 9/9 × 9 = 108/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
6/81 = 6 × 1/81 × 1 = 6/81 - Add the two like fractions:
108/81 + 6/81 = 108 + 6/81 = 114/81 - 114/81 simplified gives 38/27
- So, 12/9 + 6/81 = 38/27
In mixed form: 111/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/9+6/81 12/9+12/81 12/18+6/81 36/9+6/81 12/9+18/81 12/27+6/81 60/9+6/81 12/9+30/81 12/45+6/81 84/9+6/81 12/9+42/81 12/63+6/81