Add 49/81 and 84/24
1st number: 49/81, 2nd number: 3 12/24
49/81 + 84/24 is 665/162.
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,
49/81 = 49 × 8/81 × 8 = 392/648 - Likewise, for the 2nd fraction, since 24 × 27 = 648,
84/24 = 84 × 27/24 × 27 = 2268/648 - Add the two like fractions:
392/648 + 2268/648 = 392 + 2268/648 = 2660/648 - 2660/648 simplified gives 665/162
- So, 49/81 + 84/24 = 665/162
In mixed form: 417/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/81+84/24 49/81+84/48 49/81+84/72