Subtract 30/50 from 1/5
1/5 - 30/50 is -2/5.
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,
1/5 = 1 × 10/5 × 10 = 10/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
30/50 = 30 × 1/50 × 1 = 30/50 - Subtract the two like fractions:
10/50 - 30/50 = 10 - 30/50 = -20/50 - After reducing the fraction, the answer is -2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5-30/50 1/5-60/50 1/10-30/50 3/5-30/50 1/5-90/50 1/15-30/50 1/25-30/50 7/5-30/50 1/35-30/50