Subtract 20/9 from 84/27
1st number: 3 3/27, 2nd number: 2 2/9
84/27 - 20/9 is 8/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
84/27 = 84 × 1/27 × 1 = 84/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
20/9 = 20 × 3/9 × 3 = 60/27 - Subtract the two like fractions:
84/27 - 60/27 = 84 - 60/27 = 24/27 - After reducing the fraction, the answer is 8/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27-40/9 84/54-20/9 84/27-20/18 84/27-60/9 84/81-20/9 84/27-20/27 84/27-20/45 84/27-20/63