Subtract 12/25 from 20/9
1st number: 2 2/9, 2nd number: 12/25
20/9 - 12/25 is 392/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 25 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
20/9 = 20 × 25/9 × 25 = 500/225 - Likewise, for the 2nd fraction, since 25 × 9 = 225,
12/25 = 12 × 9/25 × 9 = 108/225 - Subtract the two like fractions:
500/225 - 108/225 = 500 - 108/225 = 392/225 - In mixed form: 1167/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9-12/25 20/9-24/25 20/18-12/25 20/9-12/50 60/9-12/25 20/9-36/25 20/27-12/25 20/9-12/75 20/9-60/25 20/45-12/25 20/9-84/25 20/63-12/25