Subtract 27/84 from 27/8
1st number: 3 3/8, 2nd number: 27/84
27/8 - 27/84 is 171/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
27/8 = 27 × 21/8 × 21 = 567/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
27/84 = 27 × 2/84 × 2 = 54/168 - Subtract the two like fractions:
567/168 - 54/168 = 567 - 54/168 = 513/168 - After reducing the fraction, the answer is 171/56
- In mixed form: 33/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-27/84 27/8-54/84 27/16-27/84 81/8-27/84 27/8-81/84 27/24-27/84 27/40-27/84 27/56-27/84