Add 3/6 and 6/81
3/6 + 6/81 is 31/54.
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,
3/6 = 3 × 27/6 × 27 = 81/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
6/81 = 6 × 2/81 × 2 = 12/162 - Add the two like fractions:
81/162 + 12/162 = 81 + 12/162 = 93/162 - 93/162 simplified gives 31/54
- So, 3/6 + 6/81 = 31/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 3/6+12/81 3/12+6/81 9/6+6/81 3/6+18/81 3/18+6/81 15/6+6/81 3/6+30/81 3/30+6/81 21/6+6/81 3/6+42/81 3/42+6/81