Add 42/12 and 14/30, Solve 3 6/12 + 14/30 as a fraction

Add 42/12 and 14/30

1^st number: 3 6/12, 2^nd number: 14/30

42/12 + 14/30 is 119/30.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
42/12 = 42 × 5/12 × 5 = 210/60
Likewise, for the 2nd fraction, since 30 × 2 = 60,
14/30 = 14 × 2/30 × 2 = 28/60
Add the two like fractions:
210/60 + 28/60 = 210 + 28/60 = 238/60
238/60 simplified gives 119/30
So, 42/12 + 14/30 = 119/30
In mixed form: 329/30

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