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

Subtract 15/9 from 30/2

1^st number: 15 0/2, 2^nd number: 1 6/9

30/2 - 15/9 is 40/3.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18

Next, find the equivalent fraction of both fractional numbers with denominator 18
For the 1st fraction, since 2 × 9 = 18,
30/2 = 30 × 9/2 × 9 = 270/18
Likewise, for the 2nd fraction, since 9 × 2 = 18,
15/9 = 15 × 2/9 × 2 = 30/18
Subtract the two like fractions:
270/18 - 30/18 = 270 - 30/18 = 240/18
After reducing the fraction, the answer is 40/3
In mixed form: 131/3

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