3()3()3()(-3)=10 填上合适的加减乘除或括号使等式成立.

问题描述:

3()3()3()(-3)=10 填上合适的加减乘除或括号使等式成立.

3(×)3(+)3(÷)(-3)=10呃...数学没学好吧,3÷(-3)=-13(×)3(-)3(÷)(-3)=10 sorry