Add 28/9 and 27/16, Solve 3 1/9 + 1 11/16 as a fraction

Add 28/9 and 27/16

1^st number: 3 1/9, 2^nd number: 1 11/16

28/9 + 27/16 is 691/144.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144

Next, find the equivalent fraction of both fractional numbers with denominator 144
For the 1st fraction, since 9 × 16 = 144,
28/9 = 28 × 16/9 × 16 = 448/144
Likewise, for the 2nd fraction, since 16 × 9 = 144,
27/16 = 27 × 9/16 × 9 = 243/144
Add the two like fractions:
448/144 + 243/144 = 448 + 243/144 = 691/144
So, 28/9 + 27/16 = 691/144
In mixed form: 4115/144

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