Add 27/8 and 12/9
1st number: 3 3/8, 2nd number: 1 3/9
27/8 + 12/9 is 113/24.
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,
27/8 = 27 × 9/8 × 9 = 243/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
12/9 = 12 × 8/9 × 8 = 96/72 - Add the two like fractions:
243/72 + 96/72 = 243 + 96/72 = 339/72 - 339/72 simplified gives 113/24
- So, 27/8 + 12/9 = 113/24
In mixed form: 417/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8+12/9 27/8+24/9 27/16+12/9 27/8+12/18 81/8+12/9 27/8+36/9 27/24+12/9 27/8+12/27 27/8+60/9 27/40+12/9 27/8+12/45 27/8+84/9 27/56+12/9 27/8+12/63