Subtract 10/20 from 5/50
5/50 - 10/20 is -2/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 50 × 2 = 100,
5/50 = 5 × 2/50 × 2 = 10/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
10/20 = 10 × 5/20 × 5 = 50/100 - Subtract the two like fractions:
10/100 - 50/100 = 10 - 50/100 = -40/100 - After reducing the fraction, the answer is -2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/50-10/20 5/50-10/40 15/50-10/20 5/50-30/20 5/50-10/60 25/50-10/20 5/50-50/20 35/50-10/20 5/50-70/20