Subtract 3/50 from 1/30
1/30 - 3/50 is -2/75.
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,
3/50 = 3 × 3/50 × 3 = 9/150 - Subtract the two like fractions:
5/150 - 9/150 = 5 - 9/150 = -4/150 - After reducing the fraction, the answer is -2/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/30-3/50 1/30-6/50 1/60-3/50 3/30-3/50 1/30-9/50 1/90-3/50 5/30-3/50 1/30-15/50 7/30-3/50 1/30-21/50