=( 1×2)÷( 12× 10÷ 10000)

=2÷0.0 12

Material 166

~ I will always answer 523 for you. I wish you progress in your study ~ ~ ~

~ If you agree with my answer, please click the "Adopt as Satisfied Answer" button in time ~

~ mobile phone questioners can evaluate "satisfaction" on the client ~ ~

~ Your adoption is my motivation ~ ~ ~

~ If you have any new questions, please ask me for help. It is not easy to answer them. Please forgive me ~ ~