Welk getal uit de deeltafel van 20 ontbreekt?

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

Welk getal uit de deeltafel van 20 ontbreekt?
| ANTWOORDEN

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