Subtract 27/84 from 8/4
1st number: 2 0/4, 2nd number: 27/84
8/4 - 27/84 is 47/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
8/4 = 8 × 21/4 × 21 = 168/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
27/84 = 27 × 1/84 × 1 = 27/84 - Subtract the two like fractions:
168/84 - 27/84 = 168 - 27/84 = 141/84 - After reducing the fraction, the answer is 47/28
- In mixed form: 119/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/4-27/84 8/4-54/84 24/4-27/84 8/4-81/84 8/12-27/84 40/4-27/84 8/20-27/84 56/4-27/84 8/28-27/84