Add 8/81 and 42/24
1st number: 8/81, 2nd number: 1 18/24
8/81 + 42/24 is 599/324.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 24 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 81 × 8 = 648,
8/81 = 8 × 8/81 × 8 = 64/648 - Likewise, for the 2nd fraction, since 24 × 27 = 648,
42/24 = 42 × 27/24 × 27 = 1134/648 - Add the two like fractions:
64/648 + 1134/648 = 64 + 1134/648 = 1198/648 - 1198/648 simplified gives 599/324
- So, 8/81 + 42/24 = 599/324
In mixed form: 1275/324
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/81+42/24 8/81+84/24 8/81+42/48 24/81+42/24 8/81+42/72 40/81+42/24 56/81+42/24