Subtract 10/25 from 80/18
1st number: 4 8/18, 2nd number: 10/25
80/18 - 10/25 is 182/45.
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,
80/18 = 80 × 25/18 × 25 = 2000/450 - Likewise, for the 2nd fraction, since 25 × 18 = 450,
10/25 = 10 × 18/25 × 18 = 180/450 - Subtract the two like fractions:
2000/450 - 180/450 = 2000 - 180/450 = 1820/450 - After reducing the fraction, the answer is 182/45
- In mixed form: 42/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18-20/25 80/36-10/25 80/18-10/50 80/18-30/25 80/54-10/25 80/18-10/75 80/18-50/25 80/90-10/25 80/18-70/25