Subtract 9/27 from 30/2, Solve 15 0/2

Subtract 9/27 from 30/2

1^st number: 15 0/2, 2^nd number: 9/27

30/2 - 9/27 is 44/3.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54

Next, find the equivalent fraction of both fractional numbers with denominator 54
For the 1st fraction, since 2 × 27 = 54,
30/2 = 30 × 27/2 × 27 = 810/54
Likewise, for the 2nd fraction, since 27 × 2 = 54,
9/27 = 9 × 2/27 × 2 = 18/54
Subtract the two like fractions:
810/54 - 18/54 = 810 - 18/54 = 792/54
After reducing the fraction, the answer is 44/3
In mixed form: 142/3

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