Natural numbers   »      
Add and subtract natural numbers
Tasks with brackets

On this page you can practice calculating with natural numbers.

First calculate the brackets, e.g.
170 - ((31 - 12))
    = 170 - 19

Click on  check  to check your answer.
Click on  new  to create a new problem.
Can you top 295 points?

Add and subtract in ℕ
Tasks with brackets -1-

Calculate the brackets first result.
 =  =

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