Subtract 27/84 from 10/12
10/12 - 27/84 is 43/84.
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,
10/12 = 10 × 7/12 × 7 = 70/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
27/84 = 27 × 1/84 × 1 = 27/84 - Subtract the two like fractions:
70/84 - 27/84 = 70 - 27/84 = 43/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12-27/84 10/12-54/84 10/24-27/84 30/12-27/84 10/12-81/84 10/36-27/84 50/12-27/84 10/60-27/84 70/12-27/84 10/84-27/84