Add 3/54 and 4/81
3/54 + 4/81 is 17/162.
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,
3/54 = 3 × 3/54 × 3 = 9/162 - Likewise, for the 2nd fraction, since 81 × 2 = 162,
4/81 = 4 × 2/81 × 2 = 8/162 - Add the two like fractions:
9/162 + 8/162 = 9 + 8/162 = 17/162 - So, 3/54 + 4/81 = 17/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/54+4/81 3/54+8/81 9/54+4/81 3/54+12/81 15/54+4/81 3/54+20/81 21/54+4/81 3/54+28/81