Add 7/42 and 4/27, Solve 7/42 + 4/27 as a fraction

Add 7/42 and 4/27

7/42 + 4/27 is 17/54.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 27 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 42 × 9 = 378,
7/42 = 7 × 9/42 × 9 = 63/378
Likewise, for the 2nd fraction, since 27 × 14 = 378,
4/27 = 4 × 14/27 × 14 = 56/378
Add the two like fractions:
63/378 + 56/378 = 63 + 56/378 = 119/378
119/378 simplified gives 17/54
So, 7/42 + 4/27 = 17/54

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