Subtract 50/80 from 40/8
1st number: 5 0/8, 2nd number: 50/80
40/8 - 50/80 is 35/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 8 × 10 = 80,
40/8 = 40 × 10/8 × 10 = 400/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
50/80 = 50 × 1/80 × 1 = 50/80 - Subtract the two like fractions:
400/80 - 50/80 = 400 - 50/80 = 350/80 - After reducing the fraction, the answer is 35/8
- In mixed form: 43/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/8-50/80 40/16-50/80 40/24-50/80 40/56-50/80