Add 5/81 and 7/6
1st number: 5/81, 2nd number: 1 1/6
5/81 + 7/6 is 199/162.
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,
5/81 = 5 × 2/81 × 2 = 10/162 - Likewise, for the 2nd fraction, since 6 × 27 = 162,
7/6 = 7 × 27/6 × 27 = 189/162 - Add the two like fractions:
10/162 + 189/162 = 10 + 189/162 = 199/162 - So, 5/81 + 7/6 = 199/162
In mixed form: 137/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/81+7/6 5/81+14/6 5/81+7/12 15/81+7/6 5/81+21/6 5/81+7/18 25/81+7/6 5/81+35/6 5/81+7/30 35/81+7/6 5/81+49/6 5/81+7/42