Add 20/63 and 80/54, Solve 20/63 + 1 26/54 as a fraction

Add 20/63 and 80/54

1^st number: 20/63, 2^nd number: 1 26/54

20/63 + 80/54 is 340/189.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 63 × 6 = 378,
20/63 = 20 × 6/63 × 6 = 120/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
80/54 = 80 × 7/54 × 7 = 560/378
Add the two like fractions:
120/378 + 560/378 = 120 + 560/378 = 680/378
680/378 simplified gives 340/189
So, 20/63 + 80/54 = 340/189
In mixed form: 1151/189

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