Natural numbers   »      

At the start of the web page an incomplete table was created.

Values are entered or calculation rules at the arrows are given.

Your task is to specify the calculation rules or the table values.



Click on  check  to check your answer.

Click on  new  to create a new problem.

Can you top 309 points?



Add and subtract in ℕ
Table problem -champion-

Identify the missing values!
   
  
  
        

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