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2.485.784
tests have already been made here ?
Also try how good you are at mental arithmetic!
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2.485.784
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 |
| Maartje | 3 | 4 |
| naam | number correct | number done |
| chipie | 41 | 44 |
| sep | 40 | 43 |
| 29 | 31 | |
| sven is number one | 27 | 30 |
| Sjors | 24 | 27 |
| 18 | 18 | |
| 16 | 16 | |
| 15 | 17 | |
| Siem Viergever | 12 | 13 |
| Siem Viergever | 5 | 5 |
| the OPTELSOMMEN in 3 minutes has not been made yet today. |
| naam | number correct | number done |
| Wander | 34 | 36 |
| Eden | 25 | 29 |
| naam | number correct | number done |
| Wander | 31 | 33 |
| the OPTELSOMMEN in 10 minutes has not been made yet today. |