Subtract 45/50 from 12/24
12/24 - 45/50 is -2/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 50 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 24 × 25 = 600,
12/24 = 12 × 25/24 × 25 = 300/600 - Likewise, for the 2nd fraction, since 50 × 12 = 600,
45/50 = 45 × 12/50 × 12 = 540/600 - Subtract the two like fractions:
300/600 - 540/600 = 300 - 540/600 = -240/600 - After reducing the fraction, the answer is -2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/24-90/50 12/48-45/50 36/24-45/50 12/72-45/50 60/24-45/50 84/24-45/50