Subtract 24/18 from 27/12
1st number: 2 3/12, 2nd number: 1 6/18
27/12 - 24/18 is 11/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
27/12 = 27 × 3/12 × 3 = 81/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
24/18 = 24 × 2/18 × 2 = 48/36 - Subtract the two like fractions:
81/36 - 48/36 = 81 - 48/36 = 33/36 - After reducing the fraction, the answer is 11/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12-24/18 27/12-48/18 27/24-24/18 27/12-24/36 81/12-24/18 27/12-72/18 27/36-24/18 27/12-24/54 27/60-24/18 27/12-24/90 27/84-24/18