Subtract 8/75 from 1/20
1/20 - 8/75 is -17/300.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
1/20 = 1 × 15/20 × 15 = 15/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
8/75 = 8 × 4/75 × 4 = 32/300 - Subtract the two like fractions:
15/300 - 32/300 = 15 - 32/300 = -17/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20-8/75 1/20-16/75 1/40-8/75 3/20-8/75 1/20-24/75 1/60-8/75 5/20-8/75 1/20-40/75 7/20-8/75 1/20-56/75