Welk getal uit de deeltafel van 1 ontbreekt?

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

Welk getal uit de deeltafel van 1 ontbreekt?
| ANTWOORDEN

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