Add 42/27 and 9/14, Solve 1 15/27 + 9/14 as a fraction

Add 42/27 and 9/14

1^st number: 1 15/27, 2^nd number: 9/14

42/27 + 9/14 is 277/126.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 27 × 14 = 378,
42/27 = 42 × 14/27 × 14 = 588/378
Likewise, for the 2nd fraction, since 14 × 27 = 378,
9/14 = 9 × 27/14 × 27 = 243/378
Add the two like fractions:
588/378 + 243/378 = 588 + 243/378 = 831/378
831/378 simplified gives 277/126
So, 42/27 + 9/14 = 277/126
In mixed form: 225/126

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