Subtract 75/5 from 27/9
1st number: 3 0/9, 2nd number: 15 0/5
27/9 - 75/5 is -12/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 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 5 × 9 = 45,
75/5 = 75 × 9/5 × 9 = 675/45 - Subtract the two like fractions:
135/45 - 675/45 = 135 - 675/45 = -540/45 - After reducing the fraction, the answer is -12/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/9-75/5 27/18-75/5 27/9-75/10 81/9-75/5 27/9-75/15 27/45-75/5 27/9-75/25 27/63-75/5 27/9-75/35