Subtract 1/45 from 10/25
10/25 - 1/45 is 17/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
10/25 = 10 × 9/25 × 9 = 90/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
1/45 = 1 × 5/45 × 5 = 5/225 - Subtract the two like fractions:
90/225 - 5/225 = 90 - 5/225 = 85/225 - After reducing the fraction, the answer is 17/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/25-1/45 10/25-2/45 10/50-1/45 10/25-1/90 30/25-1/45 10/25-3/45 10/75-1/45 50/25-1/45 10/25-5/45 70/25-1/45 10/25-7/45