Add 42/14 and 9/12, Solve 3 0/14 + 9/12 as a fraction

Add 42/14 and 9/12

1^st number: 3 0/14, 2^nd number: 9/12

42/14 + 9/12 is 15/4.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 14 × 6 = 84,
42/14 = 42 × 6/14 × 6 = 252/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
9/12 = 9 × 7/12 × 7 = 63/84
Add the two like fractions:
252/84 + 63/84 = 252 + 63/84 = 315/84
315/84 simplified gives 15/4
So, 42/14 + 9/12 = 15/4
In mixed form: 33/4

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