Welk getal uit de deeltafel van 9 ontbreekt?

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

Welk getal uit de deeltafel van 9 ontbreekt?
| ANTWOORDEN

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