Add 84/12 and 56/49, Solve 7 0/12 + 1 7/49 as a fraction

Add 84/12 and 56/49

1^st number: 7 0/12, 2^nd number: 1 7/49

84/12 + 56/49 is 57/7.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588

Next, find the equivalent fraction of both fractional numbers with denominator 588
For the 1st fraction, since 12 × 49 = 588,
84/12 = 84 × 49/12 × 49 = 4116/588
Likewise, for the 2nd fraction, since 49 × 12 = 588,
56/49 = 56 × 12/49 × 12 = 672/588
Add the two like fractions:
4116/588 + 672/588 = 4116 + 672/588 = 4788/588
4788/588 simplified gives 57/7
So, 84/12 + 56/49 = 57/7
In mixed form: 81/7

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