Answer:7/18
Explanation:
1/6+2/9
(3x1+2x2)/18
(3+4)/18=7/18
1/6 + 2/9
1(9) / 6(9) + 2(6) / 9(6)
9/54 + 12/54 = 21/54
21 ÷ 3 / 54 ÷ 3 = 7 / 18
7/18 is the simplest form of the sum
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