Subtract 7/24 from 1/84
1/84 - 7/24 is -47/168.
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,
1/84 = 1 × 2/84 × 2 = 2/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
7/24 = 7 × 7/24 × 7 = 49/168 - Subtract the two like fractions:
2/168 - 49/168 = 2 - 49/168 = -47/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/84-7/24 1/84-14/24 1/84-7/48 3/84-7/24 1/84-21/24 1/84-7/72 5/84-7/24 1/84-35/24 7/84-7/24 1/84-49/24