Subtract 30/50 from 50/20
1st number: 2 10/20, 2nd number: 30/50
50/20 - 30/50 is 19/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 50 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
50/20 = 50 × 5/20 × 5 = 250/100 - Likewise, for the 2nd fraction, since 50 × 2 = 100,
30/50 = 30 × 2/50 × 2 = 60/100 - Subtract the two like fractions:
250/100 - 60/100 = 250 - 60/100 = 190/100 - After reducing the fraction, the answer is 19/10
- In mixed form: 19/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/20-60/50 50/40-30/50 50/20-90/50 50/60-30/50