Subtract 75/9 from 10/18
1st number: 10/18, 2nd number: 8 3/9
10/18 - 75/9 is -70/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
10/18 = 10 × 1/18 × 1 = 10/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
75/9 = 75 × 2/9 × 2 = 150/18 - Subtract the two like fractions:
10/18 - 150/18 = 10 - 150/18 = -140/18 - After reducing the fraction, the answer is -70/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/18-75/9 10/36-75/9 10/18-75/18 30/18-75/9 10/54-75/9 10/18-75/27 50/18-75/9 10/90-75/9 10/18-75/45 70/18-75/9 10/18-75/63