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Math topics
Math a-z
News
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Natural numbers
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Adding natural numbers
Arithmetic triangle -level 1-
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 -level 1-
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