Subtract 4/18 from 75/12
1st number: 6 3/12, 2nd number: 4/18
75/12 - 4/18 is 217/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
75/12 = 75 × 3/12 × 3 = 225/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
4/18 = 4 × 2/18 × 2 = 8/36 - Subtract the two like fractions:
225/36 - 8/36 = 225 - 8/36 = 217/36 - In mixed form: 61/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12-8/18 75/24-4/18 75/12-4/36 75/12-12/18 75/36-4/18 75/12-4/54 75/12-20/18 75/60-4/18 75/12-4/90 75/12-28/18 75/84-4/18