Add 20/6 and 30/81, Solve 3 2/6 + 30/81 as a fraction

Add 20/6 and 30/81

1^st number: 3 2/6, 2^nd number: 30/81

20/6 + 30/81 is 100/27.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 81 is 162

Next, find the equivalent fraction of both fractional numbers with denominator 162
For the 1st fraction, since 6 × 27 = 162,
20/6 = 20 × 27/6 × 27 = 540/162
Likewise, for the 2nd fraction, since 81 × 2 = 162,
30/81 = 30 × 2/81 × 2 = 60/162
Add the two like fractions:
540/162 + 60/162 = 540 + 60/162 = 600/162
600/162 simplified gives 100/27
So, 20/6 + 30/81 = 100/27
In mixed form: 319/27

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