Subtract 45/18 from 4/6
1st number: 4/6, 2nd number: 2 9/18
4/6 - 45/18 is -11/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
4/6 = 4 × 3/6 × 3 = 12/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
45/18 = 45 × 1/18 × 1 = 45/18 - Subtract the two like fractions:
12/18 - 45/18 = 12 - 45/18 = -33/18 - After reducing the fraction, the answer is -11/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/6-45/18 4/6-90/18 4/12-45/18 4/6-45/36 12/6-45/18 4/18-45/18 4/6-45/54 20/6-45/18 4/30-45/18 4/6-45/90 28/6-45/18 4/42-45/18