Subtract 35/54 from 45/12
1st number: 3 9/12, 2nd number: 35/54
45/12 - 35/54 is 335/108.
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,
45/12 = 45 × 9/12 × 9 = 405/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
35/54 = 35 × 2/54 × 2 = 70/108 - Subtract the two like fractions:
405/108 - 70/108 = 405 - 70/108 = 335/108 - In mixed form: 311/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12-35/54 45/12-70/54 45/24-35/54 45/36-35/54 45/60-35/54 45/84-35/54