Subtract 16/12 from 15/25, Solve 15/25

Subtract 16/12 from 15/25

1^st number: 15/25, 2^nd number: 1 4/12

15/25 - 16/12 is -11/15.

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,
15/25 = 15 × 12/25 × 12 = 180/300
Likewise, for the 2nd fraction, since 12 × 25 = 300,
16/12 = 16 × 25/12 × 25 = 400/300
Subtract the two like fractions:
180/300 - 400/300 = 180 - 400/300 = -220/300
After reducing the fraction, the answer is -11/15

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