De resultaten van optelsommen10-20 deze week

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for teachers

How many sums can you make in 1, 2, 3, 4, 5 or 10 minutes?

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2.447.168
tests have already been made here ?

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This week is OPTELSOMMEN 10-20 in 1 minute 10 times made:
naam	number correct	number done
	20	21	14 July
	17	21	14 July
arush	6	7	14 July
Chinaninja	5	6	14 July
Chinaninja	4	7	14 July
Chinaninja	4	6	14 July
Chinaninja	3	5	14 July
	2	3	14 July
	2	4	14 July
sila	1	1	14 July

This week is OPTELSOMMEN 10-20 in 2 minutes 2 times made:
naam	number correct	number done
	64	68	14 July
fedde	13	13	14 July

the OPTELSOMMEN 10-20 in 3 minutes has not been made yet this week.

This week is OPTELSOMMEN 10-20 in 4 minutes 3 times made:
naam	number correct	number done
sila	11	11	14 July
sila	7	7	14 July
	3	4	14 July

This week is OPTELSOMMEN 10-20 in 5 minutes 2 times made:
naam	number correct	number done
67 elin!!!!!!!1	16	17	14 July
	11	11	14 July

the OPTELSOMMEN 10-20 in 10 minutes has not been made yet this week.