Subtract 7/24 from 40/15
1st number: 2 10/15, 2nd number: 7/24
40/15 - 7/24 is 19/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
40/15 = 40 × 8/15 × 8 = 320/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
7/24 = 7 × 5/24 × 5 = 35/120 - Subtract the two like fractions:
320/120 - 35/120 = 320 - 35/120 = 285/120 - After reducing the fraction, the answer is 19/8
- In mixed form: 23/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15-7/24 40/15-14/24 40/30-7/24 40/15-7/48 40/15-21/24 40/45-7/24 40/15-7/72 40/15-35/24 40/75-7/24 40/15-49/24