Question

9 9 9 9 9=11填上适当的运算符号，（加减乘除）或括号

Answer 1

(9*9+9+9)除以9=11

Answer 2

9+9/9+9/9=11.

Answer 3

(9/9+9/9)+9=11

Answer 4

(9/9)+(9/9)+9=11

Answer 5

（9×9+9+9）÷9=11