Add 60/42 and 54/81, Solve 1 18/42 + 54/81 as a fraction

Add 60/42 and 54/81

1^st number: 1 18/42, 2^nd number: 54/81

60/42 + 54/81 is 44/21.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 81 is 1134

Next, find the equivalent fraction of both fractional numbers with denominator 1134
For the 1st fraction, since 42 × 27 = 1134,
60/42 = 60 × 27/42 × 27 = 1620/1134
Likewise, for the 2nd fraction, since 81 × 14 = 1134,
54/81 = 54 × 14/81 × 14 = 756/1134
Add the two like fractions:
1620/1134 + 756/1134 = 1620 + 756/1134 = 2376/1134
2376/1134 simplified gives 44/21
So, 60/42 + 54/81 = 44/21
In mixed form: 22/21

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