Add 84/42 and 27/12, Solve 2 0/42 + 2 3/12 as a fraction

Add 84/42 and 27/12

1^st number: 2 0/42, 2^nd number: 2 3/12

84/42 + 27/12 is 17/4.

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,
84/42 = 84 × 2/42 × 2 = 168/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
27/12 = 27 × 7/12 × 7 = 189/84
Add the two like fractions:
168/84 + 189/84 = 168 + 189/84 = 357/84
357/84 simplified gives 17/4
So, 84/42 + 27/12 = 17/4
In mixed form: 41/4

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