Subtract 36/25 from 20/12
1st number: 1 8/12, 2nd number: 1 11/25
20/12 - 36/25 is 17/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 25 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 12 × 25 = 300,
20/12 = 20 × 25/12 × 25 = 500/300 - Likewise, for the 2nd fraction, since 25 × 12 = 300,
36/25 = 36 × 12/25 × 12 = 432/300 - Subtract the two like fractions:
500/300 - 432/300 = 500 - 432/300 = 68/300 - After reducing the fraction, the answer is 17/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/12-36/25 20/12-72/25 20/24-36/25 20/12-36/50 60/12-36/25 20/36-36/25 20/12-36/75 20/60-36/25 20/84-36/25