Subtract 4/9 from 15/5
1st number: 3 0/5, 2nd number: 4/9
15/5 - 4/9 is 23/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
15/5 = 15 × 9/5 × 9 = 135/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
4/9 = 4 × 5/9 × 5 = 20/45 - Subtract the two like fractions:
135/45 - 20/45 = 135 - 20/45 = 115/45 - After reducing the fraction, the answer is 23/9
- In mixed form: 25/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5-4/9 15/5-8/9 15/10-4/9 15/5-4/18 45/5-4/9 15/5-12/9 15/5-4/27 75/5-4/9 15/5-20/9 15/25-4/9 15/5-4/45 15/5-28/9 15/35-4/9 15/5-4/63