Subtract 8/50 from 1/30
1/30 - 8/50 is -19/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
1/30 = 1 × 5/30 × 5 = 5/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
8/50 = 8 × 3/50 × 3 = 24/150 - Subtract the two like fractions:
5/150 - 24/150 = 5 - 24/150 = -19/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30-8/50 1/30-16/50 1/60-8/50 3/30-8/50 1/30-24/50 1/90-8/50 5/30-8/50 1/30-40/50 7/30-8/50 1/30-56/50