Add 18/81 and 18/6
1st number: 18/81, 2nd number: 3 0/6
18/81 + 18/6 is 29/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 6 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
18/81 = 18 × 2/81 × 2 = 36/162 - Likewise, for the 2nd fraction, since 6 × 27 = 162,
18/6 = 18 × 27/6 × 27 = 486/162 - Add the two like fractions:
36/162 + 486/162 = 36 + 486/162 = 522/162 - 522/162 simplified gives 29/9
- So, 18/81 + 18/6 = 29/9
In mixed form: 32/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/81+18/6 18/81+36/6 18/81+18/12 54/81+18/6 18/81+54/6 90/81+18/6 18/81+90/6 18/81+18/30 18/81+18/42