Welk getal uit de deeltafel van 3 ontbreekt?

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

Welk getal uit de deeltafel van 3 ontbreekt?
| ANTWOORDEN

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