Add 30/12 and 80/9, Solve 2 6/12 + 8 8/9 as a fraction

Add 30/12 and 80/9

1^st number: 2 6/12, 2^nd number: 8 8/9

30/12 + 80/9 is 205/18.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 12 × 3 = 36,
30/12 = 30 × 3/12 × 3 = 90/36
Likewise, for the 2nd fraction, since 9 × 4 = 36,
80/9 = 80 × 4/9 × 4 = 320/36
Add the two like fractions:
90/36 + 320/36 = 90 + 320/36 = 410/36
410/36 simplified gives 205/18
So, 30/12 + 80/9 = 205/18
In mixed form: 117/18

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