Deelsommen door elkaar. Welk getal ontbreekt?

Deeltafels
1.
10
:
5
=
=
2.
10
:
5
=
=
3.
2
:
1
=
=
4.
72
:
9
=
=
5.
9
:
1
=
=
6.
100
:
10
=
=
7.
10
:
1
=
=
8.
50
:
5
=
=
9.
40
:
4
=
=
10.
42
:
7
=
=
11.
72
:
8
=
=
12.
50
:
10
=
=
13.
80
:
8
=
=
14.
20
:
2
=
=
15.
4
:
4
=
=
16.
24
:
4
=
=
17.
49
:
7
=
=
18.
80
:
8
=
=
19.
5
:
5
=
=
20.
28
:
7
=
=
21.
40
:
4
=
=
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Deelsommen door elkaar. Welk getal ontbreekt?
| ANTWOORDEN

Deeltafels
1.
10
:
5
=
=
2
2.
10
:
5
=
=
2
3.
2
:
1
=
=
2
4.
72
:
9
=
=
8
5.
9
:
1
=
=
9
6.
100
:
10
=
=
10
7.
10
:
1
=
=
10
8.
50
:
5
=
=
10
9.
40
:
4
=
=
10
10.
42
:
7
=
=
6
11.
72
:
8
=
=
9
12.
50
:
10
=
=
5
13.
80
:
8
=
=
10
14.
20
:
2
=
=
10
15.
4
:
4
=
=
1
16.
24
:
4
=
=
6
17.
49
:
7
=
=
7
18.
80
:
8
=
=
10
19.
5
:
5
=
=
1
20.
28
:
7
=
=
4
21.
40
:
4
=
=
10
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen