Subtract 8/20 from 12/25
12/25 - 8/20 is 2/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
12/25 = 12 × 4/25 × 4 = 48/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
8/20 = 8 × 5/20 × 5 = 40/100 - Subtract the two like fractions:
48/100 - 40/100 = 48 - 40/100 = 8/100 - After reducing the fraction, the answer is 2/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25-8/20 12/25-16/20 12/50-8/20 12/25-8/40 36/25-8/20 12/25-24/20 12/75-8/20 12/25-8/60 60/25-8/20 12/25-40/20 84/25-8/20 12/25-56/20