Subtract 18/27 from 28/24
1st number: 1 4/24, 2nd number: 18/27
28/24 - 18/27 is 1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
28/24 = 28 × 9/24 × 9 = 252/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
18/27 = 18 × 8/27 × 8 = 144/216 - Subtract the two like fractions:
252/216 - 144/216 = 252 - 144/216 = 108/216 - 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: 56/24-18/27 28/24-36/27 28/48-18/27 28/24-18/54 84/24-18/27 28/24-54/27 28/72-18/27 28/24-18/81 28/24-90/27