Add 9/42 and 63/49
1st number: 9/42, 2nd number: 1 14/49
9/42 + 63/49 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
9/42 = 9 × 7/42 × 7 = 63/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
63/49 = 63 × 6/49 × 6 = 378/294 - Add the two like fractions:
63/294 + 378/294 = 63 + 378/294 = 441/294 - 441/294 simplified gives 3/2
- So, 9/42 + 63/49 = 3/2
In mixed form: 11/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/42+63/49 9/84+63/49 9/42+63/98 27/42+63/49 45/42+63/49 63/42+63/49