Add 30/12 and 12/42, Solve 2 6/12 + 12/42 as a fraction

Add 30/12 and 12/42

1^st number: 2 6/12, 2^nd number: 12/42

30/12 + 12/42 is 39/14.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
30/12 = 30 × 7/12 × 7 = 210/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
12/42 = 12 × 2/42 × 2 = 24/84
Add the two like fractions:
210/84 + 24/84 = 210 + 24/84 = 234/84
234/84 simplified gives 39/14
So, 30/12 + 12/42 = 39/14
In mixed form: 211/14

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