Welk getal uit de deeltafel van 3 ontbreekt?

Deeltafels
1.
12
:
3
=
=
2.
30
:
3
=
=
3.
21
:
3
=
=
4.
9
:
3
=
=
5.
6
:
3
=
=
6.
30
:
3
=
=
7.
12
:
3
=
=
8.
15
:
3
=
=
9.
6
:
3
=
=
10.
12
:
3
=
=
11.
24
:
3
=
=
12.
27
:
3
=
=
13.
21
:
3
=
=
14.
21
:
3
=
=
15.
12
:
3
=
=
16.
30
:
3
=
=
17.
6
:
3
=
=
18.
27
:
3
=
=
19.
9
:
3
=
=
20.
12
:
3
=
=
21.
6
:
3
=
=

Welk getal uit de deeltafel van 3 ontbreekt?
| ANTWOORDEN

Deeltafels
1.
12
:
3
=
=
4
2.
30
:
3
=
=
10
3.
21
:
3
=
=
7
4.
9
:
3
=
=
3
5.
6
:
3
=
=
2
6.
30
:
3
=
=
10
7.
12
:
3
=
=
4
8.
15
:
3
=
=
5
9.
6
:
3
=
=
2
10.
12
:
3
=
=
4
11.
24
:
3
=
=
8
12.
27
:
3
=
=
9
13.
21
:
3
=
=
7
14.
21
:
3
=
=
7
15.
12
:
3
=
=
4
16.
30
:
3
=
=
10
17.
6
:
3
=
=
2
18.
27
:
3
=
=
9
19.
9
:
3
=
=
3
20.
12
:
3
=
=
4
21.
6
:
3
=
=
2