Subtract 25/50 from 7/9
7/9 - 25/50 is 5/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
7/9 = 7 × 50/9 × 50 = 350/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
25/50 = 25 × 9/50 × 9 = 225/450 - Subtract the two like fractions:
350/450 - 225/450 = 350 - 225/450 = 125/450 - After reducing the fraction, the answer is 5/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9-25/50 7/18-25/50 21/9-25/50 7/9-75/50 7/27-25/50 35/9-25/50 7/45-25/50 49/9-25/50 7/63-25/50