Add 84/8 and 15/12, Solve 10 4/8 + 1 3/12 as a fraction

Add 84/8 and 15/12

1^st number: 10 4/8, 2^nd number: 1 3/12

84/8 + 15/12 is 47/4.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24

Next, find the equivalent fraction of both fractional numbers with denominator 24
For the 1st fraction, since 8 × 3 = 24,
84/8 = 84 × 3/8 × 3 = 252/24
Likewise, for the 2nd fraction, since 12 × 2 = 24,
15/12 = 15 × 2/12 × 2 = 30/24
Add the two like fractions:
252/24 + 30/24 = 252 + 30/24 = 282/24
282/24 simplified gives 47/4
So, 84/8 + 15/12 = 47/4
In mixed form: 113/4

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