Subtract 6/4 from 6/18
1st number: 6/18, 2nd number: 1 2/4
6/18 - 6/4 is -7/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
6/18 = 6 × 2/18 × 2 = 12/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
6/4 = 6 × 9/4 × 9 = 54/36 - Subtract the two like fractions:
12/36 - 54/36 = 12 - 54/36 = -42/36 - After reducing the fraction, the answer is -7/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/18-6/4 6/18-12/4 6/36-6/4 6/18-6/8 6/18-18/4 6/54-6/4 6/18-6/12 30/18-6/4 6/18-30/4 6/90-6/4 6/18-6/20 42/18-6/4 6/18-42/4 6/18-6/28