Subtract 75/18 from 6/8
1st number: 6/8, 2nd number: 4 3/18
6/8 - 75/18 is -41/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
6/8 = 6 × 9/8 × 9 = 54/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
75/18 = 75 × 4/18 × 4 = 300/72 - Subtract the two like fractions:
54/72 - 300/72 = 54 - 300/72 = -246/72 - After reducing the fraction, the answer is -41/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/8-75/18 6/16-75/18 6/8-75/36 18/8-75/18 6/24-75/18 6/8-75/54 30/8-75/18 6/40-75/18 6/8-75/90 42/8-75/18 6/56-75/18