Welk getal uit de deeltafel van 9 ontbreekt?

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

Welk getal uit de deeltafel van 9 ontbreekt?
| ANTWOORDEN

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