Subtract 15/24 from 4/84
4/84 - 15/24 is -97/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
4/84 = 4 × 2/84 × 2 = 8/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
15/24 = 15 × 7/24 × 7 = 105/168 - Subtract the two like fractions:
8/168 - 105/168 = 8 - 105/168 = -97/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/84-15/24 4/84-30/24 4/84-15/48 12/84-15/24 4/84-45/24 4/84-15/72 20/84-15/24 4/84-75/24 28/84-15/24