Add 3/81 and 6/9
3/81 + 6/9 is 19/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 9 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
3/81 = 3 × 1/81 × 1 = 3/81 - Likewise, for the 2nd fraction, since 9 × 9 = 81,
6/9 = 6 × 9/9 × 9 = 54/81 - Add the two like fractions:
3/81 + 54/81 = 3 + 54/81 = 57/81 - 57/81 simplified gives 19/27
- So, 3/81 + 6/9 = 19/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/81+6/9 3/81+12/9 3/81+6/18 9/81+6/9 3/81+18/9 3/81+6/27 15/81+6/9 3/81+30/9 3/81+6/45 21/81+6/9 3/81+42/9 3/81+6/63