Add 28/8 and 2/9
1st number: 3 4/8, 2nd number: 2/9
28/8 + 2/9 is 67/18.
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,
28/8 = 28 × 9/8 × 9 = 252/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
2/9 = 2 × 8/9 × 8 = 16/72 - Add the two like fractions:
252/72 + 16/72 = 252 + 16/72 = 268/72 - 268/72 simplified gives 67/18
- So, 28/8 + 2/9 = 67/18
In mixed form: 313/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8+2/9 28/8+4/9 28/16+2/9 28/8+2/18 84/8+2/9 28/8+6/9 28/24+2/9 28/8+2/27 28/8+10/9 28/40+2/9 28/8+2/45 28/8+14/9 28/56+2/9 28/8+2/63