Subtract 75/36 from 12/18
1st number: 12/18, 2nd number: 2 3/36
12/18 - 75/36 is -17/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
12/18 = 12 × 2/18 × 2 = 24/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
75/36 = 75 × 1/36 × 1 = 75/36 - Subtract the two like fractions:
24/36 - 75/36 = 24 - 75/36 = -51/36 - After reducing the fraction, the answer is -17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/18-75/36 12/36-75/36 12/18-75/72 36/18-75/36 12/54-75/36 60/18-75/36 12/90-75/36 84/18-75/36