Subtract 75/25 from 9/12
1st number: 9/12, 2nd number: 3 0/25
9/12 - 75/25 is -9/4.
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,
9/12 = 9 × 25/12 × 25 = 225/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
75/25 = 75 × 12/25 × 12 = 900/300 - Subtract the two like fractions:
225/300 - 900/300 = 225 - 900/300 = -675/300 - After reducing the fraction, the answer is -9/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/12-75/25 9/24-75/25 9/12-75/50 27/12-75/25 9/36-75/25 45/12-75/25 9/60-75/25 63/12-75/25 9/84-75/25