Subtract 27/84 from 36/18
1st number: 2 0/18, 2nd number: 27/84
36/18 - 27/84 is 47/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
36/18 = 36 × 14/18 × 14 = 504/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
27/84 = 27 × 3/84 × 3 = 81/252 - Subtract the two like fractions:
504/252 - 81/252 = 504 - 81/252 = 423/252 - 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: 72/18-27/84 36/18-54/84 36/18-81/84 36/54-27/84 36/90-27/84