Add 84/12 and 63/10, Solve 7 0/12 + 6 3/10 as a fraction

Add 84/12 and 63/10

1^st number: 7 0/12, 2^nd number: 6 3/10

84/12 + 63/10 is 133/10.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
84/12 = 84 × 5/12 × 5 = 420/60
Likewise, for the 2nd fraction, since 10 × 6 = 60,
63/10 = 63 × 6/10 × 6 = 378/60
Add the two like fractions:
420/60 + 378/60 = 420 + 378/60 = 798/60
798/60 simplified gives 133/10
So, 84/12 + 63/10 = 133/10
In mixed form: 133/10

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