Add 28/6 and 15/81
1st number: 4 4/6, 2nd number: 15/81
28/6 + 15/81 is 131/27.
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,
28/6 = 28 × 27/6 × 27 = 756/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
15/81 = 15 × 2/81 × 2 = 30/162 - Add the two like fractions:
756/162 + 30/162 = 756 + 30/162 = 786/162 - 786/162 simplified gives 131/27
- So, 28/6 + 15/81 = 131/27
In mixed form: 423/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/6+15/81 28/6+30/81 28/12+15/81 84/6+15/81 28/6+45/81 28/18+15/81 28/6+75/81 28/30+15/81 28/42+15/81