Subtract 12/4 from 1/75, Solve 1/75

Subtract 12/4 from 1/75

1^st number: 1/75, 2^nd number: 3 0/4

1/75 - 12/4 is -224/75.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 4 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 75 × 4 = 300,
1/75 = 1 × 4/75 × 4 = 4/300
Likewise, for the 2nd fraction, since 4 × 75 = 300,
12/4 = 12 × 75/4 × 75 = 900/300
Subtract the two like fractions:
4/300 - 900/300 = 4 - 900/300 = -896/300
After reducing the fraction, the answer is -224/75

MathStep (Works offline)

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