Add 2/36 and 21/9
1st number: 2/36, 2nd number: 2 3/9
2/36 + 21/9 is 43/18.
Steps for adding 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,
2/36 = 2 × 1/36 × 1 = 2/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
21/9 = 21 × 4/9 × 4 = 84/36 - Add the two like fractions:
2/36 + 84/36 = 2 + 84/36 = 86/36 - 86/36 simplified gives 43/18
- So, 2/36 + 21/9 = 43/18
In mixed form: 27/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36+21/9 2/36+42/9 2/72+21/9 2/36+21/18 6/36+21/9 2/36+63/9 2/36+21/27 10/36+21/9 2/36+21/45 14/36+21/9 2/36+21/63