（-4÷3﹚×﹙-9×2﹚
[-4÷﹙3÷-9﹚]×2
[-9÷﹙3÷-4﹚]×2
[-9×﹙2×-4﹚]÷3
[-4×﹙-9×2﹚]÷3
[﹙-4×-9﹚÷3]×2