Add 42/12 and 56/9, Solve 3 6/12 + 6 2/9 as a fraction

Add 42/12 and 56/9

1^st number: 3 6/12, 2^nd number: 6 2/9

42/12 + 56/9 is 175/18.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 12 × 3 = 36,
42/12 = 42 × 3/12 × 3 = 126/36
Likewise, for the 2nd fraction, since 9 × 4 = 36,
56/9 = 56 × 4/9 × 4 = 224/36
Add the two like fractions:
126/36 + 224/36 = 126 + 224/36 = 350/36
350/36 simplified gives 175/18
So, 42/12 + 56/9 = 175/18
In mixed form: 913/18

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