- 5 divided by 5 is 1 with a remainder of 0;
- 6 divided by 5 is 1 with a remainder of 1;
- 7 divided by 5 is 1 with a remainder of 2.
- Similarly, 10 divided by 5 is 2 with a remainder of 0;
- 11 divided by 5 is 2 with a remainder of 1;
- 12 divided by 5 is 1 with a remainder of 2.
By considering the cases as parallel, we can see that - zero divided by 5 must be zero with a remainder of zero;
- 1 divided by 5 must be zero with a remainder of 1;
- 2 divided by 5 must be zero with a remainder of 2;
and so on.
零应该算是余数吧 http://en.wikipedia.org/wiki/Remainder
[此贴子已经被作者于2009/7/29 12:18:01编辑过] |