0.3()0.3()0.3()0.3()0.3()0.3=4,在括号内填上运算符号或括号使等式成立
问题描述:
0.3()0.3()0.3()0.3()0.3()0.3=4,在括号内填上运算符号或括号使等式成立
答
0.3(+)0.3()0.3()0.3()0.3()0.3=4
(0.3(+)0.3)(÷)0.3(+)(0.3(+)0.3)(÷)0.3=4