Subtract 9/12 from 24/25
24/25 - 9/12 is 21/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
24/25 = 24 × 12/25 × 12 = 288/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
9/12 = 9 × 25/12 × 25 = 225/300 - Subtract the two like fractions:
288/300 - 225/300 = 288 - 225/300 = 63/300 - After reducing the fraction, the answer is 21/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/25-9/12 24/25-18/12 24/50-9/12 24/25-9/24 72/25-9/12 24/25-27/12 24/75-9/12 24/25-9/36 24/25-45/12 24/25-9/60 24/25-63/12 24/25-9/84