Add 30/18 and 8/84, Solve 1 12/18 + 8/84 as a fraction

Add 30/18 and 8/84

1^st number: 1 12/18, 2^nd number: 8/84

30/18 + 8/84 is 37/21.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 18 × 14 = 252,
30/18 = 30 × 14/18 × 14 = 420/252
Likewise, for the 2nd fraction, since 84 × 3 = 252,
8/84 = 8 × 3/84 × 3 = 24/252
Add the two like fractions:
420/252 + 24/252 = 420 + 24/252 = 444/252
444/252 simplified gives 37/21
So, 30/18 + 8/84 = 37/21
In mixed form: 116/21

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