Welk getal uit de deeltafel van 1 ontbreekt?

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

Welk getal uit de deeltafel van 1 ontbreekt?
| ANTWOORDEN

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