Subtract 2/18 from 30/9
1st number: 3 3/9, 2nd number: 2/18
30/9 - 2/18 is 29/9.
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,
30/9 = 30 × 2/9 × 2 = 60/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
2/18 = 2 × 1/18 × 1 = 2/18 - Subtract the two like fractions:
60/18 - 2/18 = 60 - 2/18 = 58/18 - After reducing the fraction, the answer is 29/9
- In mixed form: 32/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9-2/18 30/9-4/18 30/18-2/18 30/9-2/36 90/9-2/18 30/9-6/18 30/27-2/18 30/9-2/54 30/9-10/18 30/45-2/18 30/9-2/90 30/9-14/18 30/63-2/18