Add 84/9 and 12/56, Solve 9 3/9 + 12/56 as a fraction

Add 84/9 and 12/56

1^st number: 9 3/9, 2^nd number: 12/56

84/9 + 12/56 is 401/42.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 56 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 9 × 56 = 504,
84/9 = 84 × 56/9 × 56 = 4704/504
Likewise, for the 2nd fraction, since 56 × 9 = 504,
12/56 = 12 × 9/56 × 9 = 108/504
Add the two like fractions:
4704/504 + 108/504 = 4704 + 108/504 = 4812/504
4812/504 simplified gives 401/42
So, 84/9 + 12/56 = 401/42
In mixed form: 923/42

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