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1.484.495
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 |
75 | 78 | |
67 | 71 | |
Mylan | 63 | 69 |
hallo | 42 | 45 |
the MIXED SUMS in 3 minutes has not been made yet today. |
naam | number correct | number done |
denenappelbanaan | 51 | 52 |
30 | 35 | |
24 | 47 | |
22 | 25 | |
Davis | 17 | 23 |
naam | number correct | number done |
Luca kameleon 7a | 18 | 21 |
18 | 18 | |
16 | 20 | |
Luca kameleon 7a | 11 | 15 |
10 | 12 | |
Emilio | 1 | 2 |