Add 80/54 and 56/21, Solve 1 26/54 + 2 14/21 as a fraction

Add 80/54 and 56/21

1^st number: 1 26/54, 2^nd number: 2 14/21

80/54 + 56/21 is 112/27.

Find the least common denominator or LCM of the two denominators:
LCM of 54 and 21 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 54 × 7 = 378,
80/54 = 80 × 7/54 × 7 = 560/378
Likewise, for the 2nd fraction, since 21 × 18 = 378,
56/21 = 56 × 18/21 × 18 = 1008/378
Add the two like fractions:
560/378 + 1008/378 = 560 + 1008/378 = 1568/378
1568/378 simplified gives 112/27
So, 80/54 + 56/21 = 112/27
In mixed form: 44/27

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