Subtract 3/9 from 12/25
12/25 - 3/9 is 11/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
12/25 = 12 × 9/25 × 9 = 108/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
3/9 = 3 × 25/9 × 25 = 75/225 - Subtract the two like fractions:
108/225 - 75/225 = 108 - 75/225 = 33/225 - After reducing the fraction, the answer is 11/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25-3/9 12/25-6/9 12/50-3/9 12/25-3/18 36/25-3/9 12/75-3/9 12/25-3/27 60/25-3/9 12/25-15/9 12/25-3/45 84/25-3/9 12/25-21/9 12/25-3/63