Add 56/9 and 80/42, Solve 6 2/9 + 1 38/42 as a fraction

Add 56/9 and 80/42

1^st number: 6 2/9, 2^nd number: 1 38/42

56/9 + 80/42 is 512/63.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 9 × 14 = 126,
56/9 = 56 × 14/9 × 14 = 784/126
Likewise, for the 2nd fraction, since 42 × 3 = 126,
80/42 = 80 × 3/42 × 3 = 240/126
Add the two like fractions:
784/126 + 240/126 = 784 + 240/126 = 1024/126
1024/126 simplified gives 512/63
So, 56/9 + 80/42 = 512/63
In mixed form: 88/63

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