Subtract 18/84 from 5/24
5/24 - 18/84 is -1/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
5/24 = 5 × 7/24 × 7 = 35/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
18/84 = 18 × 2/84 × 2 = 36/168 - Subtract the two like fractions:
35/168 - 36/168 = 35 - 36/168 = -1/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/24-18/84 5/24-36/84 5/48-18/84 15/24-18/84 5/24-54/84 5/72-18/84 25/24-18/84 5/24-90/84 35/24-18/84