3()3()3()3=8,在括号内填上运算符号.
问题描述:
3()3()3()3=8,在括号内填上运算符号.
答
3(×)3(-)3(÷)3=8
3×3-3÷3=8
3()3()3()3=8,在括号内填上运算符号.
3(×)3(-)3(÷)3=8
3×3-3÷3=8