Subtract 20/9 from 75/27
1st number: 2 21/27, 2nd number: 2 2/9
75/27 - 20/9 is 5/9.
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,
75/27 = 75 × 1/27 × 1 = 75/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
20/9 = 20 × 3/9 × 3 = 60/27 - Subtract the two like fractions:
75/27 - 60/27 = 75 - 60/27 = 15/27 - After reducing the fraction, the answer is 5/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/27-40/9 75/54-20/9 75/27-20/18 75/27-60/9 75/81-20/9 75/27-20/27 75/27-20/45 75/27-20/63