Hey! What do you mean my calculations have too much errors!?

Stop talking nonsense! What do you know anyway?!

The answer is 3, right?

Huh....

Oh? So, what is 14 minus 9 then?

Wa....

Wait a minute, um...

Because I can't subtract 9 from 4.

So I'll borrow from 10's place.

Yes, I suppose you're better off going to bed early and getting up early.