Add 27/24 and 7/81
1st number: 1 3/24, 2nd number: 7/81
27/24 + 7/81 is 785/648.
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,
27/24 = 27 × 27/24 × 27 = 729/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
7/81 = 7 × 8/81 × 8 = 56/648 - Add the two like fractions:
729/648 + 56/648 = 729 + 56/648 = 785/648 - So, 27/24 + 7/81 = 785/648
In mixed form: 1137/648
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/24+7/81 27/24+14/81 27/48+7/81 81/24+7/81 27/24+21/81 27/72+7/81 27/24+35/81 27/24+49/81