Psss.... did you know that

1.842.946

tests have already been made here ?

Also try how good you are at mental arithmetic!

Arithmetic without time? Go to leren-rekenen.nl

Here you learn arithmetic error-free for FREE

1.842.946

tests have already been made here ?

Also try how good you are at mental arithmetic!

Arithmetic without time? Go to leren-rekenen.nl

Here you learn arithmetic error-free for FREE

On this page, you do a lot of sums at once.

It won't be on time, but when you're done, click "DONE" (duh) and you'll be shown how many you got right and how many wrong.You will also be shown which sums you got wrong.