Subtract 4/24 from 12/18
12/18 - 4/24 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
12/18 = 12 × 4/18 × 4 = 48/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
4/24 = 4 × 3/24 × 3 = 12/72 - Subtract the two like fractions:
48/72 - 12/72 = 48 - 12/72 = 36/72 - After reducing the fraction, the answer is 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18-4/24 12/18-8/24 12/36-4/24 12/18-4/48 36/18-4/24 12/18-12/24 12/54-4/24 12/18-4/72 60/18-4/24 12/18-20/24 12/90-4/24 84/18-4/24 12/18-28/24