Subtract 27/45 from 27/9
1st number: 3 0/9, 2nd number: 27/45
27/9 - 27/45 is 12/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
27/9 = 27 × 5/9 × 5 = 135/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
27/45 = 27 × 1/45 × 1 = 27/45 - Subtract the two like fractions:
135/45 - 27/45 = 135 - 27/45 = 108/45 - After reducing the fraction, the answer is 12/5
- In mixed form: 22/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9-27/45 27/9-54/45 27/18-27/45 27/9-27/90 81/9-27/45 27/9-81/45 27/45-27/45 27/63-27/45