Add 10/42 and 8/54, Solve 10/42 + 8/54 as a fraction

Add 10/42 and 8/54

10/42 + 8/54 is 73/189.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 54 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 42 × 9 = 378,
10/42 = 10 × 9/42 × 9 = 90/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
8/54 = 8 × 7/54 × 7 = 56/378
Add the two like fractions:
90/378 + 56/378 = 90 + 56/378 = 146/378
146/378 simplified gives 73/189
So, 10/42 + 8/54 = 73/189

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