Add 3/12 and 84/3, Solve 3/12 + 28 0/3 as a fraction

Add 3/12 and 84/3

1^st number: 3/12, 2^nd number: 28 0/3

3/12 + 84/3 is 113/4.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12

Next, find the equivalent fraction of both fractional numbers with denominator 12
For the 1st fraction, since 12 × 1 = 12,
3/12 = 3 × 1/12 × 1 = 3/12
Likewise, for the 2nd fraction, since 3 × 4 = 12,
84/3 = 84 × 4/3 × 4 = 336/12
Add the two like fractions:
3/12 + 336/12 = 3 + 336/12 = 339/12
339/12 simplified gives 113/4
So, 3/12 + 84/3 = 113/4
In mixed form: 281/4

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