Subtract 2/84 from 6/12
6/12 - 2/84 is 10/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
6/12 = 6 × 7/12 × 7 = 42/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
2/84 = 2 × 1/84 × 1 = 2/84 - Subtract the two like fractions:
42/84 - 2/84 = 42 - 2/84 = 40/84 - After reducing the fraction, the answer is 10/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12-4/84 6/24-2/84 18/12-2/84 6/12-6/84 6/36-2/84 30/12-2/84 6/12-10/84 6/60-2/84 42/12-2/84 6/12-14/84 6/84-2/84