Subtract 4/50 from 90/5
1st number: 18 0/5, 2nd number: 4/50
90/5 - 4/50 is 448/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 5 × 10 = 50,
90/5 = 90 × 10/5 × 10 = 900/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
4/50 = 4 × 1/50 × 1 = 4/50 - Subtract the two like fractions:
900/50 - 4/50 = 900 - 4/50 = 896/50 - After reducing the fraction, the answer is 448/25
- In mixed form: 1723/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/5-8/50 90/10-4/50 90/5-12/50 90/15-4/50 90/5-20/50 90/25-4/50 90/5-28/50 90/35-4/50