Subtract 8/84 from 27/12
1st number: 2 3/12, 2nd number: 8/84
27/12 - 8/84 is 181/84.
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,
27/12 = 27 × 7/12 × 7 = 189/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Subtract the two like fractions:
189/84 - 8/84 = 189 - 8/84 = 181/84 - In mixed form: 213/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12-8/84 27/12-16/84 27/24-8/84 81/12-8/84 27/12-24/84 27/36-8/84 27/12-40/84 27/60-8/84 27/12-56/84 27/84-8/84