Add 28/9 and 21/27
1st number: 3 1/9, 2nd number: 21/27
28/9 + 21/27 is 35/9.
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,
28/9 = 28 × 3/9 × 3 = 84/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
21/27 = 21 × 1/27 × 1 = 21/27 - Add the two like fractions:
84/27 + 21/27 = 84 + 21/27 = 105/27 - 105/27 simplified gives 35/9
- So, 28/9 + 21/27 = 35/9
In mixed form: 38/9
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