Add 30/54 and 72/63, Solve 30/54 + 1 9/63 as a fraction

Add 30/54 and 72/63

1^st number: 30/54, 2^nd number: 1 9/63

30/54 + 72/63 is 107/63.

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,
30/54 = 30 × 7/54 × 7 = 210/378
Likewise, for the 2nd fraction, since 63 × 6 = 378,
72/63 = 72 × 6/63 × 6 = 432/378
Add the two like fractions:
210/378 + 432/378 = 210 + 432/378 = 642/378
642/378 simplified gives 107/63
So, 30/54 + 72/63 = 107/63
In mixed form: 144/63

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