Tower $$A$$ is $$\rm 64 m$$ high.The total height of Tower $$A$$ and Tower $$B$$ is $$\rm 112 m$$.What is the difference between the height of the two towers?~\uline{~~~~~~~~~~}~$$\rm m$$. 
Overseas Competition->Knowledge Point->Word Problem Modules->Applying Addition and Subtraction->Simple Addition and Subtraction
$$112-64=48$$  $$64-48=16$$ 