Add 27/54 and 70/63, Solve 27/54 + 1 7/63 as a fraction

Add 27/54 and 70/63

1^st number: 27/54, 2^nd number: 1 7/63

27/54 + 70/63 is 29/18.

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,
27/54 = 27 × 7/54 × 7 = 189/378
Likewise, for the 2nd fraction, since 63 × 6 = 378,
70/63 = 70 × 6/63 × 6 = 420/378
Add the two like fractions:
189/378 + 420/378 = 189 + 420/378 = 609/378
609/378 simplified gives 29/18
So, 27/54 + 70/63 = 29/18
In mixed form: 111/18

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