Subtract 63/27 from 12/25
1st number: 12/25, 2nd number: 2 9/27
12/25 - 63/27 is -139/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 25 × 27 = 675,
12/25 = 12 × 27/25 × 27 = 324/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
63/27 = 63 × 25/27 × 25 = 1575/675 - Subtract the two like fractions:
324/675 - 1575/675 = 324 - 1575/675 = -1251/675 - After reducing the fraction, the answer is -139/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/25-63/27 12/50-63/27 12/25-63/54 36/25-63/27 12/75-63/27 12/25-63/81 60/25-63/27 84/25-63/27