Subtract 10/18 from 5/25
5/25 - 10/18 is -16/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
5/25 = 5 × 18/25 × 18 = 90/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
10/18 = 10 × 25/18 × 25 = 250/450 - Subtract the two like fractions:
90/450 - 250/450 = 90 - 250/450 = -160/450 - After reducing the fraction, the answer is -16/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/25-10/18 5/25-20/18 5/50-10/18 5/25-10/36 15/25-10/18 5/25-30/18 5/75-10/18 5/25-10/54 5/25-50/18 5/25-10/90 35/25-10/18 5/25-70/18