Add 6/81 and 4/54
6/81 + 4/54 is 4/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 54 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
6/81 = 6 × 2/81 × 2 = 12/162 - Likewise, for the 2nd fraction, since 54 × 3 = 162,
4/54 = 4 × 3/54 × 3 = 12/162 - Add the two like fractions:
12/162 + 12/162 = 12 + 12/162 = 24/162 - 24/162 simplified gives 4/27
- So, 6/81 + 4/54 = 4/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/81+4/54 6/81+8/54 18/81+4/54 6/81+12/54 30/81+4/54 6/81+20/54 42/81+4/54 6/81+28/54