Add 45/56 and 54/84, Solve 45/56 + 54/84 as a fraction

Add 45/56 and 54/84

45/56 + 54/84 is 81/56.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 84 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
45/56 = 45 × 3/56 × 3 = 135/168
Likewise, for the 2nd fraction, since 84 × 2 = 168,
54/84 = 54 × 2/84 × 2 = 108/168
Add the two like fractions:
135/168 + 108/168 = 135 + 108/168 = 243/168
243/168 simplified gives 81/56
So, 45/56 + 54/84 = 81/56
In mixed form: 125/56

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