Subtract 9/54 from 4/12
4/12 - 9/54 is 1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
4/12 = 4 × 9/12 × 9 = 36/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
9/54 = 9 × 2/54 × 2 = 18/108 - Subtract the two like fractions:
36/108 - 18/108 = 36 - 18/108 = 18/108 - After reducing the fraction, the answer is 1/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/12-9/54 4/12-18/54 4/24-9/54 4/12-27/54 4/36-9/54 20/12-9/54 4/12-45/54 4/60-9/54 28/12-9/54 4/12-63/54 4/84-9/54