Subtract 84/36 from 40/9
1st number: 4 4/9, 2nd number: 2 12/36
40/9 - 84/36 is 19/9.
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,
40/9 = 40 × 4/9 × 4 = 160/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
84/36 = 84 × 1/36 × 1 = 84/36 - Subtract the two like fractions:
160/36 - 84/36 = 160 - 84/36 = 76/36 - After reducing the fraction, the answer is 19/9
- In mixed form: 21/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/9-84/36 40/18-84/36 40/9-84/72 40/27-84/36 40/45-84/36 40/63-84/36