Monday, December 19, 2011

Rule for 9

Sum of all the digits must equal 9
eg 18 1+8=9
225 2+2+5=9
623781 6+2+3+7+8+1=27
2+7=9

4 comments:

  1. I like how you gave an example, so it could be easier to understand.

    ReplyDelete
  2. Good job Dale! I liked how you explained your topic well. Next time you should add a video or a link so we can understand your topic even more.

    ReplyDelete
  3. Good job, but next time you should put colors so it looks more understanding. You had some great examples.

    ReplyDelete
  4. Good job Dale! I like how you made an example, so it was easier to understand. But I think you should also add color or some type of link or video for us to get a better understanding.

    ReplyDelete