Add 15/81 and 1/6
15/81 + 1/6 is 19/54.
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,
15/81 = 15 × 2/81 × 2 = 30/162 - Likewise, for the 2nd fraction, since 6 × 27 = 162,
1/6 = 1 × 27/6 × 27 = 27/162 - Add the two like fractions:
30/162 + 27/162 = 30 + 27/162 = 57/162 - 57/162 simplified gives 19/54
- So, 15/81 + 1/6 = 19/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/81+1/6 15/81+2/6 15/81+1/12 45/81+1/6 15/81+3/6 15/81+1/18 75/81+1/6 15/81+5/6 15/81+1/30 15/81+7/6 15/81+1/42