Subtract 18/24 from 27/2, Solve 13 1/2

Subtract 18/24 from 27/2

1^st number: 13 1/2, 2^nd number: 18/24

27/2 - 18/24 is 51/4.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24

Next, find the equivalent fraction of both fractional numbers with denominator 24
For the 1st fraction, since 2 × 12 = 24,
27/2 = 27 × 12/2 × 12 = 324/24
Likewise, for the 2nd fraction, since 24 × 1 = 24,
18/24 = 18 × 1/24 × 1 = 18/24
Subtract the two like fractions:
324/24 - 18/24 = 324 - 18/24 = 306/24
After reducing the fraction, the answer is 51/4
In mixed form: 123/4

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