Subtract 8/25 from 20/10
1st number: 2 0/10, 2nd number: 8/25
20/10 - 8/25 is 42/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 25 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
20/10 = 20 × 5/10 × 5 = 100/50 - Likewise, for the 2nd fraction, since 25 × 2 = 50,
8/25 = 8 × 2/25 × 2 = 16/50 - Subtract the two like fractions:
100/50 - 16/50 = 100 - 16/50 = 84/50 - After reducing the fraction, the answer is 42/25
- In mixed form: 117/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/10-8/25 20/10-16/25 20/10-8/50 60/10-8/25 20/10-24/25 20/30-8/25 20/10-8/75 20/10-40/25 20/50-8/25 20/10-56/25 20/70-8/25