计算:
÷×××12÷(×)÷3×÷(1÷)÷×+4×27×(3-)÷-×××26+×26×+÷.
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解:(1)÷×
=××10,
=;
(2)××=;
(3)12÷(×)
=12×,
=;
(4)÷3×
=××,
=;
(5)÷(1÷)
=×,
=;
(6)÷×
=××,
=;
(7)+4×
=+,
=4;
(8)27×(3-)
=27×3-27×,
=51-12,
=39;
(9)÷-
=-,
=;
(10)××
=××,
=×,
=;
(11)×26+×26
=(+)×26,
=1×26,
=26;
(12)×+÷
=+,
=.
解析分析:(1)(4)(6)(10)可根据乘法交换律计算;(2)(3)(5)(7)(9)(12)根据四则混合运算的运算顺序计算即可;(8)(11)根据乘法分配律计算即可.
点评:完成本细心分析式中数据,注意通分约分.