Subtract 24/25 from 45/12
1st number: 3 9/12, 2nd number: 24/25
45/12 - 24/25 is 279/100.
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,
45/12 = 45 × 25/12 × 25 = 1125/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
24/25 = 24 × 12/25 × 12 = 288/300 - Subtract the two like fractions:
1125/300 - 288/300 = 1125 - 288/300 = 837/300 - After reducing the fraction, the answer is 279/100
- In mixed form: 279/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12-24/25 45/12-48/25 45/24-24/25 45/12-24/50 45/12-72/25 45/36-24/25 45/12-24/75 45/60-24/25 45/84-24/25