Subtract 10/18 from 6/8
6/8 - 10/18 is 7/36.
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,
10/18 = 10 × 4/18 × 4 = 40/72 - Subtract the two like fractions:
54/72 - 40/72 = 54 - 40/72 = 14/72 - After reducing the fraction, the answer is 7/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/8-10/18 6/8-20/18 6/16-10/18 6/8-10/36 18/8-10/18 6/8-30/18 6/24-10/18 6/8-10/54 30/8-10/18 6/8-50/18 6/40-10/18 6/8-10/90 42/8-10/18 6/8-70/18 6/56-10/18