Subtract 6/3 from 8/84
1st number: 8/84, 2nd number: 2 0/3
8/84 - 6/3 is -40/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
6/3 = 6 × 28/3 × 28 = 168/84 - Subtract the two like fractions:
8/84 - 168/84 = 8 - 168/84 = -160/84 - After reducing the fraction, the answer is -40/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84-6/3 8/84-12/3 24/84-6/3 8/84-18/3 8/84-6/9 40/84-6/3 8/84-30/3 8/84-6/15 56/84-6/3 8/84-42/3 8/84-6/21