Add 27/5 and 14/81, Solve 5 2/5 + 14/81 as a fraction

Add 27/5 and 14/81

1^st number: 5 2/5, 2^nd number: 14/81

27/5 + 14/81 is 2257/405.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 81 is 405

Next, find the equivalent fraction of both fractional numbers with denominator 405
For the 1st fraction, since 5 × 81 = 405,
27/5 = 27 × 81/5 × 81 = 2187/405
Likewise, for the 2nd fraction, since 81 × 5 = 405,
14/81 = 14 × 5/81 × 5 = 70/405
Add the two like fractions:
2187/405 + 70/405 = 2187 + 70/405 = 2257/405
So, 27/5 + 14/81 = 2257/405
In mixed form: 5232/405

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad