Math teacher who teaches mathe from class 1 to 10 in english and german

I am not a proffesional teacher. But i have taken classes in india, from where i came. Also the subhect there is a lot harder than in germany. I am week in german language but i am fluent in english.Math and chemistry are my favorates but because of the the lamnguge i am not taking chemistry. But math i can teach the children very well