Subtract 40/27 from 6/84
1st number: 6/84, 2nd number: 1 13/27
6/84 - 40/27 is -533/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
6/84 = 6 × 9/84 × 9 = 54/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
40/27 = 40 × 28/27 × 28 = 1120/756 - Subtract the two like fractions:
54/756 - 1120/756 = 54 - 1120/756 = -1066/756 - After reducing the fraction, the answer is -533/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84-40/27 6/84-80/27 6/84-40/54 18/84-40/27 6/84-40/81 30/84-40/27 42/84-40/27