Add 84/14 and 21/27
1st number: 6 0/14, 2nd number: 21/27
84/14 + 21/27 is 61/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
84/14 = 84 × 27/14 × 27 = 2268/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
21/27 = 21 × 14/27 × 14 = 294/378 - Add the two like fractions:
2268/378 + 294/378 = 2268 + 294/378 = 2562/378 - 2562/378 simplified gives 61/9
- So, 84/14 + 21/27 = 61/9
In mixed form: 67/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+42/27 84/28+21/27 84/14+21/54 84/14+63/27 84/42+21/27 84/14+21/81 84/70+21/27 84/98+21/27