Subtract 40/8 from 80/24
1st number: 3 8/24, 2nd number: 5 0/8
80/24 - 40/8 is -5/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
80/24 = 80 × 1/24 × 1 = 80/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
40/8 = 40 × 3/8 × 3 = 120/24 - Subtract the two like fractions:
80/24 - 120/24 = 80 - 120/24 = -40/24 - After reducing the fraction, the answer is -5/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/24-80/8 80/48-40/8 80/24-40/16 80/72-40/8 80/24-40/24 80/24-40/56