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