Add 36/16 and 20/81, Solve 2 4/16 + 20/81 as a fraction

Add 36/16 and 20/81

1^st number: 2 4/16, 2^nd number: 20/81

36/16 + 20/81 is 809/324.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 81 is 1296

Next, find the equivalent fraction of both fractional numbers with denominator 1296
For the 1st fraction, since 16 × 81 = 1296,
36/16 = 36 × 81/16 × 81 = 2916/1296
Likewise, for the 2nd fraction, since 81 × 16 = 1296,
20/81 = 20 × 16/81 × 16 = 320/1296
Add the two like fractions:
2916/1296 + 320/1296 = 2916 + 320/1296 = 3236/1296
3236/1296 simplified gives 809/324
So, 36/16 + 20/81 = 809/324
In mixed form: 2161/324

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