Question

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Answer 1

seria :

d) 9 ÷ 9 - 5 ÷ 5 - 5 = 1 - 1 - 5 = -5

e) 1 - 8 - 6 + 9 - 11 = -7 - 6 + 9 - 11 = -13 +9 - 11 = -4 - 11 = -15