Add 2/54 and 84/81
1st number: 2/54, 2nd number: 1 3/81
2/54 + 84/81 is 29/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 81 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 54 × 3 = 162,
2/54 = 2 × 3/54 × 3 = 6/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
84/81 = 84 × 2/81 × 2 = 168/162 - Add the two like fractions:
6/162 + 168/162 = 6 + 168/162 = 174/162 - 174/162 simplified gives 29/27
- So, 2/54 + 84/81 = 29/27
In mixed form: 12/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/54+84/81 6/54+84/81 10/54+84/81 14/54+84/81