Add 27/72 and 42/54, Solve 27/72 + 42/54 as a fraction

Add 27/72 and 42/54

27/72 + 42/54 is 83/72.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 54 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 72 × 3 = 216,
27/72 = 27 × 3/72 × 3 = 81/216
Likewise, for the 2nd fraction, since 54 × 4 = 216,
42/54 = 42 × 4/54 × 4 = 168/216
Add the two like fractions:
81/216 + 168/216 = 81 + 168/216 = 249/216
249/216 simplified gives 83/72
So, 27/72 + 42/54 = 83/72
In mixed form: 111/72

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