Subtract 5/18 from 84/9
1st number: 9 3/9, 2nd number: 5/18
84/9 - 5/18 is 163/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
84/9 = 84 × 2/9 × 2 = 168/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
5/18 = 5 × 1/18 × 1 = 5/18 - Subtract the two like fractions:
168/18 - 5/18 = 168 - 5/18 = 163/18 - In mixed form: 91/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9-10/18 84/18-5/18 84/9-5/36 84/9-15/18 84/27-5/18 84/9-5/54 84/9-25/18 84/45-5/18 84/9-5/90 84/9-35/18 84/63-5/18