Add 21/9 and 27/36
1st number: 2 3/9, 2nd number: 27/36
21/9 + 27/36 is 37/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
21/9 = 21 × 4/9 × 4 = 84/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
27/36 = 27 × 1/36 × 1 = 27/36 - Add the two like fractions:
84/36 + 27/36 = 84 + 27/36 = 111/36 - 111/36 simplified gives 37/12
- So, 21/9 + 27/36 = 37/12
In mixed form: 31/12
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