Subtract 15/10 from 9/75
1st number: 9/75, 2nd number: 1 5/10
9/75 - 15/10 is -69/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 10 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
9/75 = 9 × 2/75 × 2 = 18/150 - Likewise, for the 2nd fraction, since 10 × 15 = 150,
15/10 = 15 × 15/10 × 15 = 225/150 - Subtract the two like fractions:
18/150 - 225/150 = 18 - 225/150 = -207/150 - After reducing the fraction, the answer is -69/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75-15/10 9/75-30/10 9/75-15/20 27/75-15/10 9/75-45/10 9/75-15/30 45/75-15/10 9/75-75/10 9/75-15/50 63/75-15/10 9/75-15/70