Subtract 5/25 from 3/12
3/12 - 5/25 is 1/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 25 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
3/12 = 3 × 25/12 × 25 = 75/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
5/25 = 5 × 12/25 × 12 = 60/300 - Subtract the two like fractions:
75/300 - 60/300 = 75 - 60/300 = 15/300 - After reducing the fraction, the answer is 1/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12-5/25 3/12-10/25 3/24-5/25 3/12-5/50 9/12-5/25 3/12-15/25 3/36-5/25 3/12-5/75 15/12-5/25 3/60-5/25 21/12-5/25 3/12-35/25 3/84-5/25