Subtract 10/90 from 4/25
4/25 - 10/90 is 11/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 90 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
4/25 = 4 × 18/25 × 18 = 72/450 - Likewise, for the 2nd fraction, since 90 × 5 = 450,
10/90 = 10 × 5/90 × 5 = 50/450 - Subtract the two like fractions:
72/450 - 50/450 = 72 - 50/450 = 22/450 - After reducing the fraction, the answer is 11/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/25-10/90 4/25-20/90 4/50-10/90 12/25-10/90 4/25-30/90 4/75-10/90 20/25-10/90 4/25-50/90 28/25-10/90 4/25-70/90