Subtract 36/84 from 15/2, Solve 7 1/2

Subtract 36/84 from 15/2

1^st number: 7 1/2, 2^nd number: 36/84

15/2 - 36/84 is 99/14.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 2 × 42 = 84,
15/2 = 15 × 42/2 × 42 = 630/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
36/84 = 36 × 1/84 × 1 = 36/84
Subtract the two like fractions:
630/84 - 36/84 = 630 - 36/84 = 594/84
After reducing the fraction, the answer is 99/14
In mixed form: 71/14

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