In the following expression find the missing term:
18 ÷ 2 = 9 7 × 2 = 14 (9 + 14) = 23 20 ÷ 2 = 10 9 × 2 = 18 (10 + 18) = 28 22 ÷ 2 = 11 8 × 2 = 16 (11 + 16) = 27
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