Add 63/9 and 84/8
1st number: 7 0/9, 2nd number: 10 4/8
63/9 + 84/8 is 35/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
63/9 = 63 × 8/9 × 8 = 504/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
84/8 = 84 × 9/8 × 9 = 756/72 - Add the two like fractions:
504/72 + 756/72 = 504 + 756/72 = 1260/72 - 1260/72 simplified gives 35/2
- So, 63/9 + 84/8 = 35/2
In mixed form: 171/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/18+84/8 63/9+84/16 63/27+84/8 63/9+84/24 63/45+84/8 63/9+84/40 63/9+84/56