Subtract 75/15 from 45/9
1st number: 5 0/9, 2nd number: 5 0/15
45/9 - 75/15 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 15 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
45/9 = 45 × 5/9 × 5 = 225/45 - Likewise, for the 2nd fraction, since 15 × 3 = 45,
75/15 = 75 × 3/15 × 3 = 225/45 - Subtract the two like fractions:
225/45 - 225/45 = 225 - 225/45 = 0/45 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9-75/15 45/18-75/15 45/9-75/30 45/27-75/15 45/9-75/45 45/63-75/15