Subtract 84/36 from 8/9
1st number: 8/9, 2nd number: 2 12/36
8/9 - 84/36 is -13/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
8/9 = 8 × 4/9 × 4 = 32/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
84/36 = 84 × 1/36 × 1 = 84/36 - Subtract the two like fractions:
32/36 - 84/36 = 32 - 84/36 = -52/36 - After reducing the fraction, the answer is -13/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/9-84/36 8/18-84/36 8/9-84/72 24/9-84/36 8/27-84/36 40/9-84/36 8/45-84/36 56/9-84/36 8/63-84/36