Add 2/36 and 9/21
2/36 + 9/21 is 61/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 21 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
2/36 = 2 × 7/36 × 7 = 14/252 - Likewise, for the 2nd fraction, since 21 × 12 = 252,
9/21 = 9 × 12/21 × 12 = 108/252 - Add the two like fractions:
14/252 + 108/252 = 14 + 108/252 = 122/252 - 122/252 simplified gives 61/126
- So, 2/36 + 9/21 = 61/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36+9/21 2/36+18/21 2/72+9/21 2/36+9/42 6/36+9/21 2/36+27/21 2/36+9/63 10/36+9/21 2/36+45/21 14/36+9/21 2/36+63/21