Subtract 1/36 from 15/54
15/54 - 1/36 is 1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
15/54 = 15 × 2/54 × 2 = 30/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
1/36 = 1 × 3/36 × 3 = 3/108 - Subtract the two like fractions:
30/108 - 3/108 = 30 - 3/108 = 27/108 - After reducing the fraction, the answer is 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/54-1/36 15/54-2/36 15/54-1/72 45/54-1/36 15/54-3/36 75/54-1/36 15/54-5/36 15/54-7/36