Add 8/84 and 63/12
1st number: 8/84, 2nd number: 5 3/12
8/84 + 63/12 is 449/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
63/12 = 63 × 7/12 × 7 = 441/84 - Add the two like fractions:
8/84 + 441/84 = 8 + 441/84 = 449/84 - So, 8/84 + 63/12 = 449/84
In mixed form: 529/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84+63/12 8/84+63/24 24/84+63/12 8/84+63/36 40/84+63/12 8/84+63/60 56/84+63/12 8/84+63/84