Add 30/3 and 63/9
1st number: 10 0/3, 2nd number: 7 0/9
30/3 + 63/9 is 17/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 9 is 9
Next, find the equivalent fraction of both fractional numbers with denominator 9 - For the 1st fraction, since 3 × 3 = 9,
30/3 = 30 × 3/3 × 3 = 90/9 - Likewise, for the 2nd fraction, since 9 × 1 = 9,
63/9 = 63 × 1/9 × 1 = 63/9 - Add the two like fractions:
90/9 + 63/9 = 90 + 63/9 = 153/9 - 153/9 simplified gives 17/1
- So, 30/3 + 63/9 = 17/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/3+63/9 30/6+63/9 30/3+63/18 90/3+63/9 30/9+63/9 30/3+63/27 30/15+63/9 30/3+63/45 30/21+63/9