Add 81/7 and 10/54, Solve 11 4/7 + 10/54 as a fraction

Add 81/7 and 10/54

1^st number: 11 4/7, 2^nd number: 10/54

81/7 + 10/54 is 2222/189.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 7 × 54 = 378,
81/7 = 81 × 54/7 × 54 = 4374/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
10/54 = 10 × 7/54 × 7 = 70/378
Add the two like fractions:
4374/378 + 70/378 = 4374 + 70/378 = 4444/378
4444/378 simplified gives 2222/189
So, 81/7 + 10/54 = 2222/189
In mixed form: 11143/189

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