Subtract 3/14 from 20/75, Solve 20/75

Subtract 3/14 from 20/75

20/75 - 3/14 is 11/210.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 14 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 75 × 14 = 1050,
20/75 = 20 × 14/75 × 14 = 280/1050
Likewise, for the 2nd fraction, since 14 × 75 = 1050,
3/14 = 3 × 75/14 × 75 = 225/1050
Subtract the two like fractions:
280/1050 - 225/1050 = 280 - 225/1050 = 55/1050
After reducing the fraction, the answer is 11/210

MathStep (Works offline)

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