Add 81/27 and 12/9
1st number: 3 0/27, 2nd number: 1 3/9
81/27 + 12/9 is 13/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
81/27 = 81 × 1/27 × 1 = 81/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
12/9 = 12 × 3/9 × 3 = 36/27 - Add the two like fractions:
81/27 + 36/27 = 81 + 36/27 = 117/27 - 117/27 simplified gives 13/3
- So, 81/27 + 12/9 = 13/3
In mixed form: 41/3
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