Subtract 45/15 from 15/2, Solve 7 1/2

Subtract 45/15 from 15/2

1^st number: 7 1/2, 2^nd number: 3 0/15

15/2 - 45/15 is 9/2.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 2 × 15 = 30,
15/2 = 15 × 15/2 × 15 = 225/30
Likewise, for the 2nd fraction, since 15 × 2 = 30,
45/15 = 45 × 2/15 × 2 = 90/30
Subtract the two like fractions:
225/30 - 90/30 = 225 - 90/30 = 135/30
After reducing the fraction, the answer is 9/2
In mixed form: 41/2

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