Add 98/81 and 12/24
1st number: 1 17/81, 2nd number: 12/24
98/81 + 12/24 is 277/162.
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,
98/81 = 98 × 8/81 × 8 = 784/648 - Likewise, for the 2nd fraction, since 24 × 27 = 648,
12/24 = 12 × 27/24 × 27 = 324/648 - Add the two like fractions:
784/648 + 324/648 = 784 + 324/648 = 1108/648 - 1108/648 simplified gives 277/162
- So, 98/81 + 12/24 = 277/162
In mixed form: 1115/162
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/81+12/48 98/81+36/24 98/81+12/72 98/81+60/24 98/81+84/24