Add 15/6 and 81/56, Solve 2 3/6 + 1 25/56 as a fraction

Add 15/6 and 81/56

1^st number: 2 3/6, 2^nd number: 1 25/56

15/6 + 81/56 is 221/56.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 6 × 28 = 168,
15/6 = 15 × 28/6 × 28 = 420/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
81/56 = 81 × 3/56 × 3 = 243/168
Add the two like fractions:
420/168 + 243/168 = 420 + 243/168 = 663/168
663/168 simplified gives 221/56
So, 15/6 + 81/56 = 221/56
In mixed form: 353/56

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