Welk getal uit de deeltafel van 9 ontbreekt?

Deeltafels
1.
9
:
9
=
=
2.
54
:
9
=
=
3.
54
:
9
=
=
4.
9
:
9
=
=
5.
90
:
9
=
=
6.
81
:
9
=
=
7.
27
:
9
=
=
8.
81
:
9
=
=
9.
27
:
9
=
=
10.
81
:
9
=
=
11.
72
:
9
=
=
12.
27
:
9
=
=
13.
63
:
9
=
=
14.
81
:
9
=
=
15.
90
:
9
=
=
16.
54
:
9
=
=
17.
45
:
9
=
=
18.
54
:
9
=
=
19.
45
:
9
=
=
20.
45
:
9
=
=
21.
36
:
9
=
=

Welk getal uit de deeltafel van 9 ontbreekt?
| ANTWOORDEN

Deeltafels
1.
9
:
9
=
=
1
2.
54
:
9
=
=
6
3.
54
:
9
=
=
6
4.
9
:
9
=
=
1
5.
90
:
9
=
=
10
6.
81
:
9
=
=
9
7.
27
:
9
=
=
3
8.
81
:
9
=
=
9
9.
27
:
9
=
=
3
10.
81
:
9
=
=
9
11.
72
:
9
=
=
8
12.
27
:
9
=
=
3
13.
63
:
9
=
=
7
14.
81
:
9
=
=
9
15.
90
:
9
=
=
10
16.
54
:
9
=
=
6
17.
45
:
9
=
=
5
18.
54
:
9
=
=
6
19.
45
:
9
=
=
5
20.
45
:
9
=
=
5
21.
36
:
9
=
=
4