Deelsommen door elkaar. Welk getal ontbreekt?

Deeltafels
1.
5
:
5
=
=
2.
50
:
10
=
=
3.
30
:
5
=
=
4.
63
:
9
=
=
5.
4
:
2
=
=
6.
72
:
8
=
=
7.
56
:
8
=
=
8.
9
:
1
=
=
9.
21
:
7
=
=
10.
45
:
5
=
=
11.
42
:
6
=
=
12.
50
:
5
=
=
13.
36
:
9
=
=
14.
45
:
5
=
=
15.
25
:
5
=
=
16.
18
:
9
=
=
17.
30
:
3
=
=
18.
6
:
2
=
=
19.
45
:
9
=
=
20.
100
:
10
=
=
21.
100
:
10
=
=
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Deelsommen door elkaar. Welk getal ontbreekt?
| ANTWOORDEN

Deeltafels
1.
5
:
5
=
=
1
2.
50
:
10
=
=
5
3.
30
:
5
=
=
6
4.
63
:
9
=
=
7
5.
4
:
2
=
=
2
6.
72
:
8
=
=
9
7.
56
:
8
=
=
7
8.
9
:
1
=
=
9
9.
21
:
7
=
=
3
10.
45
:
5
=
=
9
11.
42
:
6
=
=
7
12.
50
:
5
=
=
10
13.
36
:
9
=
=
4
14.
45
:
5
=
=
9
15.
25
:
5
=
=
5
16.
18
:
9
=
=
2
17.
30
:
3
=
=
10
18.
6
:
2
=
=
3
19.
45
:
9
=
=
5
20.
100
:
10
=
=
10
21.
100
:
10
=
=
10
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen