Subtract 16/25 from 4/12, Solve 4/12

Subtract 16/25 from 4/12

4/12 - 16/25 is -23/75.

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

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 12 × 25 = 300,
4/12 = 4 × 25/12 × 25 = 100/300
Likewise, for the 2nd fraction, since 25 × 12 = 300,
16/25 = 16 × 12/25 × 12 = 192/300
Subtract the two like fractions:
100/300 - 192/300 = 100 - 192/300 = -92/300
After reducing the fraction, the answer is -23/75

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad