Add 4/81 and 4/27
4/81 + 4/27 is 16/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 27 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 81 × 1 = 81,
4/81 = 4 × 1/81 × 1 = 4/81 - Likewise, for the 2nd fraction, since 27 × 3 = 81,
4/27 = 4 × 3/27 × 3 = 12/81 - Add the two like fractions:
4/81 + 12/81 = 4 + 12/81 = 16/81 - So, 4/81 + 4/27 = 16/81
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/81+4/27 4/81+8/27 4/81+4/54 12/81+4/27 4/81+12/27 4/81+4/81 20/81+4/27 4/81+20/27 28/81+4/27 4/81+28/27