Subtract 24/9 from 7/24
1st number: 7/24, 2nd number: 2 6/9
7/24 - 24/9 is -19/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
7/24 = 7 × 3/24 × 3 = 21/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
24/9 = 24 × 8/9 × 8 = 192/72 - Subtract the two like fractions:
21/72 - 192/72 = 21 - 192/72 = -171/72 - After reducing the fraction, the answer is -19/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/24-24/9 7/24-48/9 7/48-24/9 7/24-24/18 21/24-24/9 7/24-72/9 7/72-24/9 7/24-24/27 35/24-24/9 7/24-24/45 49/24-24/9 7/24-24/63