Subtract 9/24 from 27/12
1st number: 2 3/12, 2nd number: 9/24
27/12 - 9/24 is 15/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 12 × 2 = 24,
27/12 = 27 × 2/12 × 2 = 54/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
9/24 = 9 × 1/24 × 1 = 9/24 - Subtract the two like fractions:
54/24 - 9/24 = 54 - 9/24 = 45/24 - After reducing the fraction, the answer is 15/8
- In mixed form: 17/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12-9/24 27/12-18/24 27/24-9/24 27/12-9/48 81/12-9/24 27/12-27/24 27/36-9/24 27/12-9/72 27/12-45/24 27/60-9/24 27/12-63/24 27/84-9/24