Add 63/3 and 9/7
1st number: 21 0/3, 2nd number: 1 2/7
63/3 + 9/7 is 156/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
63/3 = 63 × 7/3 × 7 = 441/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
9/7 = 9 × 3/7 × 3 = 27/21 - Add the two like fractions:
441/21 + 27/21 = 441 + 27/21 = 468/21 - 468/21 simplified gives 156/7
- So, 63/3 + 9/7 = 156/7
In mixed form: 222/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/3+18/7 63/6+9/7 63/3+9/14 63/3+27/7 63/9+9/7 63/3+9/21 63/3+45/7 63/15+9/7 63/3+9/35 63/3+63/7 63/21+9/7 63/3+9/49