Subtract 18/75 from 3/10
3/10 - 18/75 is 3/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 10 × 15 = 150,
3/10 = 3 × 15/10 × 15 = 45/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
18/75 = 18 × 2/75 × 2 = 36/150 - Subtract the two like fractions:
45/150 - 36/150 = 45 - 36/150 = 9/150 - After reducing the fraction, the answer is 3/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/10-18/75 3/10-36/75 3/20-18/75 9/10-18/75 3/10-54/75 3/30-18/75 15/10-18/75 3/10-90/75 3/50-18/75 21/10-18/75 3/70-18/75