Add 3/42 and 18/12, Solve 3/42 + 1 6/12 as a fraction

Add 3/42 and 18/12

1^st number: 3/42, 2^nd number: 1 6/12

3/42 + 18/12 is 11/7.

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

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 42 × 2 = 84,
3/42 = 3 × 2/42 × 2 = 6/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
18/12 = 18 × 7/12 × 7 = 126/84
Add the two like fractions:
6/84 + 126/84 = 6 + 126/84 = 132/84
132/84 simplified gives 11/7
So, 3/42 + 18/12 = 11/7
In mixed form: 14/7

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