Subtract 4/25 from 30/20
1st number: 1 10/20, 2nd number: 4/25
30/20 - 4/25 is 67/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 20 × 5 = 100,
30/20 = 30 × 5/20 × 5 = 150/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
4/25 = 4 × 4/25 × 4 = 16/100 - Subtract the two like fractions:
150/100 - 16/100 = 150 - 16/100 = 134/100 - After reducing the fraction, the answer is 67/50
- In mixed form: 117/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/20-4/25 30/20-8/25 30/40-4/25 30/20-4/50 90/20-4/25 30/20-12/25 30/60-4/25 30/20-4/75 30/20-20/25 30/20-28/25