Add 1/9 and 2/81
1/9 + 2/81 is 11/81.
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,
1/9 = 1 × 9/9 × 9 = 9/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
2/81 = 2 × 1/81 × 1 = 2/81 - Add the two like fractions:
9/81 + 2/81 = 9 + 2/81 = 11/81 - So, 1/9 + 2/81 = 11/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9+2/81 1/9+4/81 1/18+2/81 3/9+2/81 1/9+6/81 1/27+2/81 5/9+2/81 1/9+10/81 1/45+2/81 7/9+2/81 1/9+14/81 1/63+2/81