Subtract 18/50 from 30/9
1st number: 3 3/9, 2nd number: 18/50
30/9 - 18/50 is 223/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
30/9 = 30 × 50/9 × 50 = 1500/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
18/50 = 18 × 9/50 × 9 = 162/450 - Subtract the two like fractions:
1500/450 - 162/450 = 1500 - 162/450 = 1338/450 - After reducing the fraction, the answer is 223/75
- In mixed form: 273/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9-18/50 30/9-36/50 30/18-18/50 90/9-18/50 30/9-54/50 30/27-18/50 30/9-90/50 30/45-18/50 30/63-18/50