Subtract 80/12 from 9/75, Solve 9/75

Subtract 80/12 from 9/75

1^st number: 9/75, 2^nd number: 6 8/12

9/75 - 80/12 is -491/75.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 12 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 75 × 4 = 300,
9/75 = 9 × 4/75 × 4 = 36/300
Likewise, for the 2nd fraction, since 12 × 25 = 300,
80/12 = 80 × 25/12 × 25 = 2000/300
Subtract the two like fractions:
36/300 - 2000/300 = 36 - 2000/300 = -1964/300
After reducing the fraction, the answer is -491/75

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