Add 12/9 and 80/84, Solve 1 3/9 + 80/84 as a fraction

Add 12/9 and 80/84

1^st number: 1 3/9, 2^nd number: 80/84

12/9 + 80/84 is 16/7.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 9 × 28 = 252,
12/9 = 12 × 28/9 × 28 = 336/252
Likewise, for the 2nd fraction, since 84 × 3 = 252,
80/84 = 80 × 3/84 × 3 = 240/252
Add the two like fractions:
336/252 + 240/252 = 336 + 240/252 = 576/252
576/252 simplified gives 16/7
So, 12/9 + 80/84 = 16/7
In mixed form: 22/7

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