Subtract 80/6 from 15/75, Solve 15/75

Subtract 80/6 from 15/75

1^st number: 15/75, 2^nd number: 13 2/6

15/75 - 80/6 is -197/15.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 75 × 2 = 150,
15/75 = 15 × 2/75 × 2 = 30/150
Likewise, for the 2nd fraction, since 6 × 25 = 150,
80/6 = 80 × 25/6 × 25 = 2000/150
Subtract the two like fractions:
30/150 - 2000/150 = 30 - 2000/150 = -1970/150
After reducing the fraction, the answer is -197/15

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