Did you know that
2.447.499
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
2.447.499
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 | |
| 19 | 23 | 5 August |
| naam | number correct | number done | |
| 55 | 57 | 3 August | |
| 51 | 52 | 7 August | |
| 44 | 50 | 7 August | |
| 28 | 30 | 7 August |
| 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. |