Calculator or not

[Supyis]

So I was in a thread about calculus that you probably know, and a side conversation was created.
Do you need a calculator or not?
Now me personally didn't get too far into math yet, the furthest point I got to is pre calc, so I need YOUR help to decide.

Here is my idea, so please help me make this:

1st grade math-no calculator needed
2ndt grade math-no calculator needed
3rd grade math-no calculator needed
4th grade math-no calculator needed
5th grade math-no calculator needed
6th grade...

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