Subtract 75/8 from 5/20
1st number: 5/20, 2nd number: 9 3/8
5/20 - 75/8 is -73/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
5/20 = 5 × 2/20 × 2 = 10/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
75/8 = 75 × 5/8 × 5 = 375/40 - Subtract the two like fractions:
10/40 - 375/40 = 10 - 375/40 = -365/40 - After reducing the fraction, the answer is -73/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20-75/8 5/40-75/8 5/20-75/16 15/20-75/8 5/60-75/8 5/20-75/24 25/20-75/8 5/20-75/40 35/20-75/8 5/20-75/56