Add 18/6 and 4/81
1st number: 3 0/6, 2nd number: 4/81
18/6 + 4/81 is 247/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 6 × 27 = 162,
18/6 = 18 × 27/6 × 27 = 486/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
4/81 = 4 × 2/81 × 2 = 8/162 - Add the two like fractions:
486/162 + 8/162 = 486 + 8/162 = 494/162 - 494/162 simplified gives 247/81
- So, 18/6 + 4/81 = 247/81
In mixed form: 34/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/6+4/81 18/6+8/81 18/12+4/81 54/6+4/81 18/6+12/81 90/6+4/81 18/6+20/81 18/30+4/81 18/6+28/81 18/42+4/81