Add 2/12 and 4/81
2/12 + 4/81 is 35/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
2/12 = 2 × 27/12 × 27 = 54/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
4/81 = 4 × 4/81 × 4 = 16/324 - Add the two like fractions:
54/324 + 16/324 = 54 + 16/324 = 70/324 - 70/324 simplified gives 35/162
- So, 2/12 + 4/81 = 35/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/12+4/81 2/12+8/81 2/24+4/81 6/12+4/81 2/12+12/81 2/36+4/81 10/12+4/81 2/12+20/81 2/60+4/81 14/12+4/81 2/12+28/81 2/84+4/81