Subtract 84/8 from 6/18
1st number: 6/18, 2nd number: 10 4/8
6/18 - 84/8 is -61/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
6/18 = 6 × 4/18 × 4 = 24/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
84/8 = 84 × 9/8 × 9 = 756/72 - Subtract the two like fractions:
24/72 - 756/72 = 24 - 756/72 = -732/72 - After reducing the fraction, the answer is -61/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/18-84/8 6/36-84/8 6/18-84/16 6/54-84/8 6/18-84/24 30/18-84/8 6/90-84/8 6/18-84/40 42/18-84/8 6/18-84/56