Add 24/12 and 18/42, Solve 2 0/12 + 18/42 as a fraction

Add 24/12 and 18/42

1^st number: 2 0/12, 2^nd number: 18/42

24/12 + 18/42 is 17/7.

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,
24/12 = 24 × 7/12 × 7 = 168/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
18/42 = 18 × 2/42 × 2 = 36/84
Add the two like fractions:
168/84 + 36/84 = 168 + 36/84 = 204/84
204/84 simplified gives 17/7
So, 24/12 + 18/42 = 17/7
In mixed form: 23/7

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