Subtract 80/12 from 75/25, Solve 3 0/25

Subtract 80/12 from 75/25

1^st number: 3 0/25, 2^nd number: 6 8/12

75/25 - 80/12 is -11/3.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 25 × 12 = 300,
75/25 = 75 × 12/25 × 12 = 900/300
Likewise, for the 2nd fraction, since 12 × 25 = 300,
80/12 = 80 × 25/12 × 25 = 2000/300
Subtract the two like fractions:
900/300 - 2000/300 = 900 - 2000/300 = -1100/300
After reducing the fraction, the answer is -11/3

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