Welk getal uit de deeltafel van 20 ontbreekt?

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

Welk getal uit de deeltafel van 20 ontbreekt?
| ANTWOORDEN

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