Deelsommen door elkaar. Welk getal ontbreekt?

Deeltafels
1.
40
:
8
=
=
2.
45
:
9
=
=
3.
20
:
2
=
=
4.
63
:
9
=
=
5.
49
:
7
=
=
6.
30
:
10
=
=
7.
24
:
3
=
=
8.
27
:
3
=
=
9.
36
:
9
=
=
10.
50
:
5
=
=
11.
9
:
1
=
=
12.
80
:
8
=
=
13.
21
:
7
=
=
14.
10
:
10
=
=
15.
56
:
7
=
=
16.
40
:
5
=
=
17.
90
:
10
=
=
18.
24
:
3
=
=
19.
18
:
3
=
=
20.
24
:
6
=
=
21.
40
:
10
=
=
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Deelsommen door elkaar. Welk getal ontbreekt?
| ANTWOORDEN

Deeltafels
1.
40
:
8
=
=
5
2.
45
:
9
=
=
5
3.
20
:
2
=
=
10
4.
63
:
9
=
=
7
5.
49
:
7
=
=
7
6.
30
:
10
=
=
3
7.
24
:
3
=
=
8
8.
27
:
3
=
=
9
9.
36
:
9
=
=
4
10.
50
:
5
=
=
10
11.
9
:
1
=
=
9
12.
80
:
8
=
=
10
13.
21
:
7
=
=
3
14.
10
:
10
=
=
1
15.
56
:
7
=
=
8
16.
40
:
5
=
=
8
17.
90
:
10
=
=
9
18.
24
:
3
=
=
8
19.
18
:
3
=
=
6
20.
24
:
6
=
=
4
21.
40
:
10
=
=
4
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen