Subtract 6/9 from 3/8
3/8 - 6/9 is -7/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
3/8 = 3 × 9/8 × 9 = 27/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
6/9 = 6 × 8/9 × 8 = 48/72 - Subtract the two like fractions:
27/72 - 48/72 = 27 - 48/72 = -21/72 - After reducing the fraction, the answer is -7/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8-6/9 3/8-12/9 3/16-6/9 3/8-6/18 9/8-6/9 3/8-18/9 3/24-6/9 3/8-6/27 15/8-6/9 3/8-30/9 3/40-6/9 3/8-6/45 21/8-6/9 3/8-42/9 3/56-6/9 3/8-6/63