Add 81/9 and 30/72, Solve 9 0/9 + 30/72 as a fraction

Add 81/9 and 30/72

1^st number: 9 0/9, 2^nd number: 30/72

81/9 + 30/72 is 113/12.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 9 × 8 = 72,
81/9 = 81 × 8/9 × 8 = 648/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
30/72 = 30 × 1/72 × 1 = 30/72
Add the two like fractions:
648/72 + 30/72 = 648 + 30/72 = 678/72
678/72 simplified gives 113/12
So, 81/9 + 30/72 = 113/12
In mixed form: 95/12

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