题目内容

脱式计算,能简算的要简算。
(1)÷÷6÷ (2)÷(+
(3)÷(÷+ (4)×÷÷
(5)(-+)÷ (6)÷[×(-)]
(1)原式=÷6÷
                =÷
                =
(2)原式=÷
                =
 
(3)原式=÷(+
                =÷
                =
(4)原式=×××
                =×××
                =
(5)原式=(+)÷
                =÷
                =8
(6)原式=÷(×
                =÷
                =16
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