Subtract 10/25 from 40/18
1st number: 2 4/18, 2nd number: 10/25
40/18 - 10/25 is 82/45.
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,
40/18 = 40 × 25/18 × 25 = 1000/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
10/25 = 10 × 18/25 × 18 = 180/450 - Subtract the two like fractions:
1000/450 - 180/450 = 1000 - 180/450 = 820/450 - After reducing the fraction, the answer is 82/45
- In mixed form: 137/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18-10/25 40/18-20/25 40/36-10/25 40/18-10/50 40/18-30/25 40/54-10/25 40/18-10/75 40/18-50/25 40/90-10/25 40/18-70/25