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2.448.450
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2.448.450
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
| naam | number correct | number done | |
| 22 | 25 | 4 August | |
| Ivan | 6 | 6 | 20 August |
| Ivan | 6 | 6 | 20 August |
| 5 | 5 | 4 August | |
| Ivan | 4 | 4 | 20 August |
| Luca | 3 | 3 | 20 August |
| Ivan | 3 | 3 | 20 August |
| naam | number correct | number done | |
| Michiel | 22 | 25 | 17 August |
| michieo | 20 | 22 | 18 August |
| 9 | 9 | 18 August | |
| Ivan | 9 | 9 | 20 August |
| naam | number correct | number done | |
| 37 | 42 | 9 August | |
| 36 | 40 | 3 August | |
| 36 | 42 | 9 August | |
| 35 | 39 | 9 August | |
| 32 | 36 | 3 August | |
| 29 | 31 | 3 August | |
| hoi | 28 | 29 | 14 August |
| hoi | 23 | 26 | 9 August |
| 17 | 17 | 11 August | |
| Ivan | 16 | 16 | 20 August |
| Juul | 15 | 19 | 18 August |
| Luca | 12 | 13 | 20 August |
| Eden | 3 | 4 | 20 August |
| the OPTELSOMMEN 10-20 in 4 minutes has not been made yet this month. |
| the OPTELSOMMEN 10-20 in 5 minutes has not been made yet this month. |
| naam | number correct | number done | |
| Luca | 43 | 45 | 20 August |
| Eden | 19 | 24 | 20 August |
| Eden | 8 | 14 | 20 August |