Add 56/12 and 60/7, Solve 4 8/12 + 8 4/7 as a fraction

Add 56/12 and 60/7

1^st number: 4 8/12, 2^nd number: 8 4/7

56/12 + 60/7 is 278/21.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
56/12 = 56 × 7/12 × 7 = 392/84
Likewise, for the 2nd fraction, since 7 × 12 = 84,
60/7 = 60 × 12/7 × 12 = 720/84
Add the two like fractions:
392/84 + 720/84 = 392 + 720/84 = 1112/84
1112/84 simplified gives 278/21
So, 56/12 + 60/7 = 278/21
In mixed form: 135/21

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