Deelsommen door elkaar. Welk getal ontbreekt?

Deeltafels
1.
40
:
5
=
=
2.
21
:
3
=
=
3.
63
:
9
=
=
4.
16
:
4
=
=
5.
8
:
8
=
=
6.
18
:
9
=
=
7.
32
:
4
=
=
8.
36
:
6
=
=
9.
40
:
10
=
=
10.
12
:
4
=
=
11.
10
:
5
=
=
12.
20
:
5
=
=
13.
36
:
6
=
=
14.
64
:
8
=
=
15.
90
:
10
=
=
16.
20
:
10
=
=
17.
24
:
3
=
=
18.
64
:
8
=
=
19.
35
:
7
=
=
20.
3
:
3
=
=
21.
56
:
8
=
=
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Deelsommen door elkaar. Welk getal ontbreekt?
| ANTWOORDEN

Deeltafels
1.
40
:
5
=
=
8
2.
21
:
3
=
=
7
3.
63
:
9
=
=
7
4.
16
:
4
=
=
4
5.
8
:
8
=
=
1
6.
18
:
9
=
=
2
7.
32
:
4
=
=
8
8.
36
:
6
=
=
6
9.
40
:
10
=
=
4
10.
12
:
4
=
=
3
11.
10
:
5
=
=
2
12.
20
:
5
=
=
4
13.
36
:
6
=
=
6
14.
64
:
8
=
=
8
15.
90
:
10
=
=
9
16.
20
:
10
=
=
2
17.
24
:
3
=
=
8
18.
64
:
8
=
=
8
19.
35
:
7
=
=
5
20.
3
:
3
=
=
1
21.
56
:
8
=
=
7
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen