Add 2/24 and 90/81
1st number: 2/24, 2nd number: 1 9/81
2/24 + 90/81 is 43/36.
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,
2/24 = 2 × 27/24 × 27 = 54/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
90/81 = 90 × 8/81 × 8 = 720/648 - Add the two like fractions:
54/648 + 720/648 = 54 + 720/648 = 774/648 - 774/648 simplified gives 43/36
- So, 2/24 + 90/81 = 43/36
In mixed form: 17/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/24+90/81 2/48+90/81 6/24+90/81 2/72+90/81 10/24+90/81 14/24+90/81