Subtract 24/12 from 28/25
1st number: 1 3/25, 2nd number: 2 0/12
28/25 - 24/12 is -22/25.
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,
28/25 = 28 × 12/25 × 12 = 336/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
24/12 = 24 × 25/12 × 25 = 600/300 - Subtract the two like fractions:
336/300 - 600/300 = 336 - 600/300 = -264/300 - After reducing the fraction, the answer is -22/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/25-24/12 28/25-48/12 28/50-24/12 84/25-24/12 28/25-72/12 28/75-24/12 28/25-24/36 28/25-24/60 28/25-24/84