Subtract 4/30 from 15/50
15/50 - 4/30 is 1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 50 × 3 = 150,
15/50 = 15 × 3/50 × 3 = 45/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
4/30 = 4 × 5/30 × 5 = 20/150 - Subtract the two like fractions:
45/150 - 20/150 = 45 - 20/150 = 25/150 - After reducing the fraction, the answer is 1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/50-4/30 15/50-8/30 15/50-4/60 45/50-4/30 15/50-12/30 15/50-4/90 75/50-4/30 15/50-20/30 15/50-28/30