Add 24/81 and 7/5
1st number: 24/81, 2nd number: 1 2/5
24/81 + 7/5 is 229/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 5 is 405
Next, find the equivalent fraction of both fractional numbers with denominator 405 - For the 1st fraction, since 81 × 5 = 405,
24/81 = 24 × 5/81 × 5 = 120/405 - Likewise, for the 2nd fraction, since 5 × 81 = 405,
7/5 = 7 × 81/5 × 81 = 567/405 - Add the two like fractions:
120/405 + 567/405 = 120 + 567/405 = 687/405 - 687/405 simplified gives 229/135
- So, 24/81 + 7/5 = 229/135
In mixed form: 194/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/81+7/5 24/81+14/5 24/81+7/10 72/81+7/5 24/81+21/5 24/81+7/15 24/81+35/5 24/81+7/25 24/81+49/5 24/81+7/35