Subtract 9/12 from 35/54
35/54 - 9/12 is -11/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
35/54 = 35 × 2/54 × 2 = 70/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
9/12 = 9 × 9/12 × 9 = 81/108 - Subtract the two like fractions:
70/108 - 81/108 = 70 - 81/108 = -11/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/54-9/12 35/54-18/12 35/54-9/24 35/54-27/12 35/54-9/36 35/54-45/12 35/54-9/60 35/54-63/12 35/54-9/84