在括号里填运算符号0.1( )0.2( )0.3( )0.4( )0.5=30.1( )0.2( )0.3( )0.4( )0.5=40.1( )0.2( )0.3( )0.4( )0.5=5

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在括号里填运算符号0.1()0.2()0.3()0.4()0.5=30.1()0.2()0.3()0.4()0.5=40.1()0.2()0.3()0.4()0.5=5在括号里填运算符号0.1()0.

在括号里填运算符号0.1( )0.2( )0.3( )0.4( )0.5=30.1( )0.2( )0.3( )0.4( )0.5=40.1( )0.2( )0.3( )0.4( )0.5=5
在括号里填运算符号
0.1( )0.2( )0.3( )0.4( )0.5=3
0.1( )0.2( )0.3( )0.4( )0.5=4
0.1( )0.2( )0.3( )0.4( )0.5=5

在括号里填运算符号0.1( )0.2( )0.3( )0.4( )0.5=30.1( )0.2( )0.3( )0.4( )0.5=40.1( )0.2( )0.3( )0.4( )0.5=5
[0.1+0.2]/0.3+0.4/0.5 3
[0.1/0.2+0.3]/0.4/0.5 4
[0.1-0.2*0.3]/[0.4-0.5] 5

(0.1+0.2+0.3)/(0.4×0.5)=3
(0.1/0.2+0.3)/(0.4×0.5)=4
(0.1-0.2×0.3)/(0.4-0.5)=5