Add 63/3 and 9/18
1st number: 21 0/3, 2nd number: 9/18
63/3 + 9/18 is 43/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 3 × 6 = 18,
63/3 = 63 × 6/3 × 6 = 378/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
9/18 = 9 × 1/18 × 1 = 9/18 - Add the two like fractions:
378/18 + 9/18 = 378 + 9/18 = 387/18 - 387/18 simplified gives 43/2
- So, 63/3 + 9/18 = 43/2
In mixed form: 211/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/6+9/18 63/3+9/36 63/3+27/18 63/9+9/18 63/3+9/54 63/3+45/18 63/15+9/18 63/3+9/90 63/3+63/18 63/21+9/18