Subtract 5/30 from 25/18
1st number: 1 7/18, 2nd number: 5/30
25/18 - 5/30 is 11/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
25/18 = 25 × 5/18 × 5 = 125/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
5/30 = 5 × 3/30 × 3 = 15/90 - Subtract the two like fractions:
125/90 - 15/90 = 125 - 15/90 = 110/90 - After reducing the fraction, the answer is 11/9
- In mixed form: 12/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/18-5/30 25/18-10/30 25/36-5/30 25/18-5/60 75/18-5/30 25/18-15/30 25/54-5/30 25/18-5/90 25/18-25/30 25/90-5/30 25/18-35/30