Add 30/36 and 84/42, Solve 30/36 + 2 0/42 as a fraction

Add 30/36 and 84/42

1^st number: 30/36, 2^nd number: 2 0/42

30/36 + 84/42 is 17/6.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252
Likewise, for the 2nd fraction, since 42 × 6 = 252,
84/42 = 84 × 6/42 × 6 = 504/252
Add the two like fractions:
210/252 + 504/252 = 210 + 504/252 = 714/252
714/252 simplified gives 17/6
So, 30/36 + 84/42 = 17/6
In mixed form: 25/6

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