Add 81/36 and 84/54, Solve 2 9/36 + 1 30/54 as a fraction

Add 81/36 and 84/54

1^st number: 2 9/36, 2^nd number: 1 30/54

81/36 + 84/54 is 137/36.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 54 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 36 × 3 = 108,
81/36 = 81 × 3/36 × 3 = 243/108
Likewise, for the 2nd fraction, since 54 × 2 = 108,
84/54 = 84 × 2/54 × 2 = 168/108
Add the two like fractions:
243/108 + 168/108 = 243 + 168/108 = 411/108
411/108 simplified gives 137/36
So, 81/36 + 84/54 = 137/36
In mixed form: 329/36

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