Natural numbers   »      

At the start of the website an
addition problem
with two natural numbers was created.

If you are clever
you can use calculation advantages.

Click on  check  to check your answer.

Click on  new  to create a new problem.

Can you top 295 points?

Topic: Adding ...
natural numbers -3-

Determine the sum value.
Watch out for calculation advantages!

... more than just practicing

for free education

Allow keyboard