Natural numbers   »      
Adding natural numbers
Arithmetic triangle -professional-
 What is an arithmetic triangle?
The outer round boxes contain the sum of the two numbers that are inside the triangle right next to the sum box.

Your task is to fill in the missing numbers in the corresponding colored boxes.

Click on  check  to check your answer.

Click on  new  to create a new problem.

Can you top 295 points?


Add natural numbers
Arithmetic triangle -professional-
 
 
        

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