Add 54/81 and 28/9, Solve 54/81 + 3 1/9 as a fraction

Add 54/81 and 28/9

1^st number: 54/81, 2^nd number: 3 1/9

54/81 + 28/9 is 34/9.

Find the least common denominator or LCM of the two denominators:
LCM of 81 and 9 is 81

Next, find the equivalent fraction of both fractional numbers with denominator 81
For the 1st fraction, since 81 × 1 = 81,
54/81 = 54 × 1/81 × 1 = 54/81
Likewise, for the 2nd fraction, since 9 × 9 = 81,
28/9 = 28 × 9/9 × 9 = 252/81
Add the two like fractions:
54/81 + 252/81 = 54 + 252/81 = 306/81
306/81 simplified gives 34/9
So, 54/81 + 28/9 = 34/9
In mixed form: 37/9

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