Did you know that
2.417.811
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
2.417.811
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
| the OPTELSOMMEN in 1 minute has not been made yet this month. |
| naam | number correct | number done | |
| Izaïn | 31 | 31 | 1 May |
| Izaïn | 24 | 30 | 1 May |
| Malcom Cardenas aria | 15 | 17 | 1 May |
| Izaïn | 2 | 7 | 1 May |
| the OPTELSOMMEN in 3 minutes has not been made yet this month. |
| the OPTELSOMMEN in 4 minutes has not been made yet this month. |
| the OPTELSOMMEN in 5 minutes has not been made yet this month. |
| the OPTELSOMMEN in 10 minutes has not been made yet this month. |