Welk getal uit de tafel van 20 ontbreekt?
Tafels
1.
×
=
20
8
________
2.
×
=
20
2
________
3.
×
=
20
4
________
4.
×
=
20
9
________
5.
×
=
20
4
________
6.
×
=
20
5
________
7.
×
=
20
8
________
8.
×
=
20
4
________
9.
×
=
20
9
________
10.
×
=
20
2
________
11.
×
=
20
10
________
12.
×
=
20
7
________
13.
×
=
20
4
________
14.
×
=
20
10
________
15.
×
=
20
7
________
16.
×
=
20
10
________
17.
×
=
20
6
________
18.
×
=
20
3
________
19.
×
=
20
7
________
20.
×
=
20
3
________
21.
×
=
20
2
________
22.
×
=
20
10
________
23.
×
=
20
8
________
24.
×
=
20
2
________
Welk getal uit de tafel van 20 ontbreekt?
| ANTWOORDEN
Tafels
1.
×
=
20
8
160
2.
×
=
20
2
40
3.
×
=
20
4
80
4.
×
=
20
9
180
5.
×
=
20
4
80
6.
×
=
20
5
100
7.
×
=
20
8
160
8.
×
=
20
4
80
9.
×
=
20
9
180
10.
×
=
20
2
40
11.
×
=
20
10
200
12.
×
=
20
7
140
13.
×
=
20
4
80
14.
×
=
20
10
200
15.
×
=
20
7
140
16.
×
=
20
10
200
17.
×
=
20
6
120
18.
×
=
20
3
60
19.
×
=
20
7
140
20.
×
=
20
3
60
21.
×
=
20
2
40
22.
×
=
20
10
200
23.
×
=
20
8
160
24.
×
=
20
2
40