Add 60/21 and 80/54, Solve 2 18/21 + 1 26/54 as a fraction

Add 60/21 and 80/54

1^st number: 2 18/21, 2^nd number: 1 26/54

60/21 + 80/54 is 820/189.

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

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 21 × 18 = 378,
60/21 = 60 × 18/21 × 18 = 1080/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
80/54 = 80 × 7/54 × 7 = 560/378
Add the two like fractions:
1080/378 + 560/378 = 1080 + 560/378 = 1640/378
1640/378 simplified gives 820/189
So, 60/21 + 80/54 = 820/189
In mixed form: 464/189

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