Subtract 3/20 from 10/50
10/50 - 3/20 is 1/20.
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,
10/50 = 10 × 2/50 × 2 = 20/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
3/20 = 3 × 5/20 × 5 = 15/100 - Subtract the two like fractions:
20/100 - 15/100 = 20 - 15/100 = 5/100 - After reducing the fraction, the answer is 1/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/50-3/20 10/50-6/20 10/50-3/40 30/50-3/20 10/50-9/20 10/50-3/60 10/50-15/20 70/50-3/20 10/50-21/20