Add 5/24 and 7/81
5/24 + 7/81 is 191/648.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 24 × 27 = 648,
5/24 = 5 × 27/24 × 27 = 135/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
7/81 = 7 × 8/81 × 8 = 56/648 - Add the two like fractions:
135/648 + 56/648 = 135 + 56/648 = 191/648 - So, 5/24 + 7/81 = 191/648
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/24+7/81 5/24+14/81 5/48+7/81 15/24+7/81 5/24+21/81 5/72+7/81 25/24+7/81 5/24+35/81 35/24+7/81 5/24+49/81