Subtract 5/9 from 81/36
1st number: 2 9/36, 2nd number: 5/9
81/36 - 5/9 is 61/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
81/36 = 81 × 1/36 × 1 = 81/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
5/9 = 5 × 4/9 × 4 = 20/36 - Subtract the two like fractions:
81/36 - 20/36 = 81 - 20/36 = 61/36 - In mixed form: 125/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/36-10/9 81/72-5/9 81/36-5/18 81/36-15/9 81/36-5/27 81/36-25/9 81/36-5/45 81/36-35/9 81/36-5/63