Welk getal uit de deeltafel van 20 ontbreekt?

Deeltafels
1.
20
:
20
=
=
2.
40
:
20
=
=
3.
100
:
20
=
=
4.
60
:
20
=
=
5.
80
:
20
=
=
6.
120
:
20
=
=
7.
40
:
20
=
=
8.
60
:
20
=
=
9.
80
:
20
=
=
10.
100
:
20
=
=
11.
60
:
20
=
=
12.
80
:
20
=
=
13.
60
:
20
=
=
14.
60
:
20
=
=
15.
200
:
20
=
=
16.
140
:
20
=
=
17.
200
:
20
=
=
18.
180
:
20
=
=
19.
140
:
20
=
=
20.
160
:
20
=
=
21.
40
:
20
=
=

Welk getal uit de deeltafel van 20 ontbreekt?
| ANTWOORDEN

Deeltafels
1.
20
:
20
=
=
1
2.
40
:
20
=
=
2
3.
100
:
20
=
=
5
4.
60
:
20
=
=
3
5.
80
:
20
=
=
4
6.
120
:
20
=
=
6
7.
40
:
20
=
=
2
8.
60
:
20
=
=
3
9.
80
:
20
=
=
4
10.
100
:
20
=
=
5
11.
60
:
20
=
=
3
12.
80
:
20
=
=
4
13.
60
:
20
=
=
3
14.
60
:
20
=
=
3
15.
200
:
20
=
=
10
16.
140
:
20
=
=
7
17.
200
:
20
=
=
10
18.
180
:
20
=
=
9
19.
140
:
20
=
=
7
20.
160
:
20
=
=
8
21.
40
:
20
=
=
2