If a middle-school student cannot quickly recall basic facts like 2 + 3 = 5 or 6 x 3 = 18, this will likely slow him down when working on a more complex problem. For many people, math facts come ...

I’ve been out of school a long time (I mean a long time), yet I think I’m still pretty good at basic math ... answers. The people who failed are the ones who proposed and wrote the problem ...