Accepted Answer
[tex]100penny\ isn't\ 10penny\ \times\ 10penny\\\\100penny=10\ \times\ 10penny\\-------------------\\\\10penny\ \times\ 10penny=100penny^2!!!![/tex]
[tex]100penny\ isn't\ 10penny\ \times\ 10penny\\\\100penny=10\ \times\ 10penny\\-------------------\\\\10penny\ \times\ 10penny=100penny^2!!!![/tex]