Subtract 40/84 from 5/6
5/6 - 40/84 is 5/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
5/6 = 5 × 14/6 × 14 = 70/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
40/84 = 40 × 1/84 × 1 = 40/84 - Subtract the two like fractions:
70/84 - 40/84 = 70 - 40/84 = 30/84 - After reducing the fraction, the answer is 5/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/6-40/84 5/6-80/84 5/12-40/84 15/6-40/84 5/18-40/84 25/6-40/84 5/30-40/84 35/6-40/84 5/42-40/84