Subtract 15/30 from 25/50
25/50 - 15/30 is 0/1.
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,
25/50 = 25 × 3/50 × 3 = 75/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
15/30 = 15 × 5/30 × 5 = 75/150 - Subtract the two like fractions:
75/150 - 75/150 = 75 - 75/150 = 0/150 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 25/50-15/60 75/50-15/30 25/50-45/30 25/50-15/90 25/50-75/30