Subtract 4/18 from 28/24
1st number: 1 4/24, 2nd number: 4/18
28/24 - 4/18 is 17/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
28/24 = 28 × 3/24 × 3 = 84/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
4/18 = 4 × 4/18 × 4 = 16/72 - Subtract the two like fractions:
84/72 - 16/72 = 84 - 16/72 = 68/72 - After reducing the fraction, the answer is 17/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/24-4/18 28/24-8/18 28/48-4/18 28/24-4/36 84/24-4/18 28/24-12/18 28/72-4/18 28/24-4/54 28/24-20/18 28/24-4/90 28/24-28/18