Add 84/8 and 84/9
1st number: 10 4/8, 2nd number: 9 3/9
84/8 + 84/9 is 119/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
84/8 = 84 × 9/8 × 9 = 756/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
84/9 = 84 × 8/9 × 8 = 672/72 - Add the two like fractions:
756/72 + 672/72 = 756 + 672/72 = 1428/72 - 1428/72 simplified gives 119/6
- So, 84/8 + 84/9 = 119/6
In mixed form: 195/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16+84/9 84/8+84/18 84/24+84/9 84/8+84/27 84/40+84/9 84/8+84/45 84/56+84/9 84/8+84/63