Subtract 1/25 from 9/18
9/18 - 1/25 is 23/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 18 × 25 = 450,
9/18 = 9 × 25/18 × 25 = 225/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
1/25 = 1 × 18/25 × 18 = 18/450 - Subtract the two like fractions:
225/450 - 18/450 = 225 - 18/450 = 207/450 - After reducing the fraction, the answer is 23/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18-2/25 9/36-1/25 9/18-1/50 27/18-1/25 9/18-3/25 9/54-1/25 9/18-1/75 45/18-1/25 9/18-5/25 9/90-1/25 63/18-1/25 9/18-7/25