Add 84/9 and 42/27
1st number: 9 3/9, 2nd number: 1 15/27
84/9 + 42/27 is 98/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 9 × 3 = 27,
84/9 = 84 × 3/9 × 3 = 252/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
42/27 = 42 × 1/27 × 1 = 42/27 - Add the two like fractions:
252/27 + 42/27 = 252 + 42/27 = 294/27 - 294/27 simplified gives 98/9
- So, 84/9 + 42/27 = 98/9
In mixed form: 108/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+84/27 84/18+42/27 84/9+42/54 84/27+42/27 84/9+42/81 84/45+42/27 84/63+42/27