Welk getal uit de deeltafel van 9 ontbreekt?

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

Welk getal uit de deeltafel van 9 ontbreekt?
| ANTWOORDEN

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