Subtract 45/40 from 10/24
1st number: 10/24, 2nd number: 1 5/40
10/24 - 45/40 is -17/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
10/24 = 10 × 5/24 × 5 = 50/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
45/40 = 45 × 3/40 × 3 = 135/120 - Subtract the two like fractions:
50/120 - 135/120 = 50 - 135/120 = -85/120 - After reducing the fraction, the answer is -17/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/24-45/40 10/24-90/40 10/48-45/40 10/24-45/80 30/24-45/40 10/72-45/40 50/24-45/40 70/24-45/40