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