Welk getal uit de deeltafel van 1 ontbreekt?

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

Welk getal uit de deeltafel van 1 ontbreekt?
| ANTWOORDEN

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