Welk getal uit de tafel van 8 ontbreekt?
Tafels
1.
×
=
8
4
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2.
×
=
8
1
________
3.
×
=
8
2
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4.
×
=
8
3
________
5.
×
=
8
6
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6.
×
=
8
6
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7.
×
=
8
5
________
8.
×
=
8
1
________
9.
×
=
8
9
________
10.
×
=
8
9
________
11.
×
=
8
2
________
12.
×
=
8
8
________
13.
×
=
8
1
________
14.
×
=
8
3
________
15.
×
=
8
5
________
16.
×
=
8
1
________
17.
×
=
8
4
________
18.
×
=
8
10
________
19.
×
=
8
6
________
20.
×
=
8
4
________
21.
×
=
8
1
________
22.
×
=
8
2
________
23.
×
=
8
5
________
24.
×
=
8
5
________