Because I'm trying to teach and you're trying to be a student. Sometimes you have to trust the teacher and go along without understanding yet. It's OK. I'm not going to ask you to do anything dangerous. Except thinking. Thinking can be dangerous!TenPoundHammer wrote: ↑Wed Nov 08, 2017 12:18 amBecause splitting one problem into ten smaller ones, and then adding all THEM up, is "simpler".Peter the accountant wrote: ↑Wed Nov 08, 2017 12:13 amBecause we're trying to do the simplest math we can.

Answer ME why we're going to multiples of 10.Peter the accountant wrote: ↑Wed Nov 08, 2017 12:13 amAnswer that question, please. What is the next multiple of 10 that is larger than 472.

Now. What is the next multiple of 10 that is larger than 472?