Add 6/12 and 63/9
1st number: 6/12, 2nd number: 7 0/9
6/12 + 63/9 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
6/12 = 6 × 3/12 × 3 = 18/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
63/9 = 63 × 4/9 × 4 = 252/36 - Add the two like fractions:
18/36 + 252/36 = 18 + 252/36 = 270/36 - 270/36 simplified gives 15/2
- So, 6/12 + 63/9 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/24+63/9 6/12+63/18 18/12+63/9 6/36+63/9 6/12+63/27 30/12+63/9 6/60+63/9 6/12+63/45 42/12+63/9 6/84+63/9