Subtract 3/50 from 20/10
1st number: 2 0/10, 2nd number: 3/50
20/10 - 3/50 is 97/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
20/10 = 20 × 5/10 × 5 = 100/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
3/50 = 3 × 1/50 × 1 = 3/50 - Subtract the two like fractions:
100/50 - 3/50 = 100 - 3/50 = 97/50 - In mixed form: 147/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10-3/50 20/10-6/50 60/10-3/50 20/10-9/50 20/30-3/50 20/10-15/50 20/50-3/50 20/10-21/50 20/70-3/50