题目内容

用递等式计算下面各题。(能简算的要简算)
(1)(0.125×8-0.5)×4 (2)÷6+×
(3)×0.25+× (4)4-[3.75×(1.2-)+]
(1)原式=(0.125×8-0.5)×4
                =(1-0.5)×4
                =2
(2)原式=×(+
                =
(3)原式=×(+
                =

(4)原式=4 - [3.75×(1.2-)+]
                =4 - (×+
                =4 - 4
                =0
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