Subtract 9/12 from 5/9
59 - 912 is -736.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
59 = 5 × 49 × 4 = 2036 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
912 = 9 × 312 × 3 = 2736 - Subtract the two like fractions:
2036 - 2736 = 20 - 2736 = -736
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/9-9/12 5/9-18/12 5/18-9/12 5/9-9/24 15/9-9/12 5/9-27/12 5/27-9/12 5/9-9/36 25/9-9/12 5/9-45/12 5/45-9/12 5/9-9/60 35/9-9/12 5/9-63/12 5/63-9/12 5/9-9/84