4.4 -(2.5+1.9)×(0.5-0.5)

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4.4-(2.5+1.9)×(0.5-0.5)4.4-(2.5+1.9)×(0.5-0.5)4.4-(2.5+1.9)×(0.5-0.5)=4.4-(4.4x(0))=4.4-0=4.4答案是4.4-

4.4 -(2.5+1.9)×(0.5-0.5)
4.4 -(2.5+1.9)×(0.5-0.5)

4.4 -(2.5+1.9)×(0.5-0.5)
=4.4-(4.4x(0))=4.4-0=4.4答案是4.4-0=4.4

4.4

4.4

4.4

4.4

4.4

4.4

4.4

运算法则,先算乘除后算加减,有括号的先算括号里面的,结果是4,4

有括号先算括号,没括号先算乘除后算加减

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4。4

怎么这么简单,是你们串通好了吧

4.4都是一去白痴

4^

4.4

答是0

4.4