Subtract 30/18 from 8/50
1st number: 8/50, 2nd number: 1 12/18
8/50 - 30/18 is -113/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 50 × 9 = 450,
8/50 = 8 × 9/50 × 9 = 72/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
30/18 = 30 × 25/18 × 25 = 750/450 - Subtract the two like fractions:
72/450 - 750/450 = 72 - 750/450 = -678/450 - After reducing the fraction, the answer is -113/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/50-30/18 8/50-60/18 8/50-30/36 24/50-30/18 8/50-90/18 8/50-30/54 40/50-30/18 8/50-30/90 56/50-30/18