Add 54/9 and 30/72, Solve 6 0/9 + 30/72 as a fraction

Add 54/9 and 30/72

1^st number: 6 0/9, 2^nd number: 30/72

54/9 + 30/72 is 77/12.

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,
54/9 = 54 × 8/9 × 8 = 432/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
30/72 = 30 × 1/72 × 1 = 30/72
Add the two like fractions:
432/72 + 30/72 = 432 + 30/72 = 462/72
462/72 simplified gives 77/12
So, 54/9 + 30/72 = 77/12
In mixed form: 65/12

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