Add 30/9 and 27/4, Solve 3 3/9 + 6 3/4 as a fraction

Add 30/9 and 27/4

1^st number: 3 3/9, 2^nd number: 6 3/4

30/9 + 27/4 is 121/12.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 9 × 4 = 36,
30/9 = 30 × 4/9 × 4 = 120/36
Likewise, for the 2nd fraction, since 4 × 9 = 36,
27/4 = 27 × 9/4 × 9 = 243/36
Add the two like fractions:
120/36 + 243/36 = 120 + 243/36 = 363/36
363/36 simplified gives 121/12
So, 30/9 + 27/4 = 121/12
In mixed form: 101/12

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