Add 6/81 and 4/9
6/81 + 4/9 is 14/27.
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,
6/81 = 6 × 1/81 × 1 = 6/81 - Likewise, for the 2nd fraction, since 9 × 9 = 81,
4/9 = 4 × 9/9 × 9 = 36/81 - Add the two like fractions:
6/81 + 36/81 = 6 + 36/81 = 42/81 - 42/81 simplified gives 14/27
- So, 6/81 + 4/9 = 14/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/81+4/9 6/81+8/9 6/81+4/18 18/81+4/9 6/81+12/9 6/81+4/27 30/81+4/9 6/81+20/9 6/81+4/45 42/81+4/9 6/81+28/9 6/81+4/63