Welk getal uit de deeltafel van 15 ontbreekt?

Deeltafels
1.
90
:
15
=
=
2.
105
:
15
=
=
3.
60
:
15
=
=
4.
120
:
15
=
=
5.
105
:
15
=
=
6.
15
:
15
=
=
7.
150
:
15
=
=
8.
15
:
15
=
=
9.
15
:
15
=
=
10.
60
:
15
=
=
11.
150
:
15
=
=
12.
120
:
15
=
=
13.
60
:
15
=
=
14.
135
:
15
=
=
15.
60
:
15
=
=
16.
15
:
15
=
=
17.
90
:
15
=
=
18.
90
:
15
=
=
19.
30
:
15
=
=
20.
15
:
15
=
=
21.
135
:
15
=
=

Welk getal uit de deeltafel van 15 ontbreekt?
| ANTWOORDEN

Deeltafels
1.
90
:
15
=
=
6
2.
105
:
15
=
=
7
3.
60
:
15
=
=
4
4.
120
:
15
=
=
8
5.
105
:
15
=
=
7
6.
15
:
15
=
=
1
7.
150
:
15
=
=
10
8.
15
:
15
=
=
1
9.
15
:
15
=
=
1
10.
60
:
15
=
=
4
11.
150
:
15
=
=
10
12.
120
:
15
=
=
8
13.
60
:
15
=
=
4
14.
135
:
15
=
=
9
15.
60
:
15
=
=
4
16.
15
:
15
=
=
1
17.
90
:
15
=
=
6
18.
90
:
15
=
=
6
19.
30
:
15
=
=
2
20.
15
:
15
=
=
1
21.
135
:
15
=
=
9