Add 27/54 and 60/63, Solve 27/54 + 60/63 as a fraction

Add 27/54 and 60/63

27/54 + 60/63 is 61/42.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 54 × 7 = 378,
27/54 = 27 × 7/54 × 7 = 189/378
Likewise, for the 2nd fraction, since 63 × 6 = 378,
60/63 = 60 × 6/63 × 6 = 360/378
Add the two like fractions:
189/378 + 360/378 = 189 + 360/378 = 549/378
549/378 simplified gives 61/42
So, 27/54 + 60/63 = 61/42
In mixed form: 119/42

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