Erafsommen tot 50

Erafsommen
1.
10
-
10
=
0
5
2.
40
-
25
=
15
25
3.
50
-
10
=
40
30
4.
40
-
10
=
40
30
5.
35
-
10
=
30
25
6.
50
-
30
=
15
20
7.
10
-
5
=
15
5
8.
25
-
15
=
10
15
9.
10
-
10
=
0
15
10.
40
-
35
=
5
10
11.
15
-
5
=
0
10
12.
20
-
15
=
10
5
13.
35
-
15
=
10
20
14.
10
-
0
=
10
20
15.
25
-
15
=
10
20
16.
5
-
0
=
10
5
17.
40
-
0
=
25
40
18.
50
-
50
=
15
0
19.
25
-
20
=
5
20
20.
10
-
10
=
0
10
21.
45
-
5
=
40
30
22.
10
-
0
=
10
0
23.
30
-
0
=
30
20
24.
25
-
5
=
30
20
25.
5
-
0
=
10
5
26.
35
-
5
=
30
35
27.
25
-
25
=
0
15
28.
10
-
5
=
5
20
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Erafsommen tot 50
| ANTWOORDEN

Erafsommen
1.
10
-
10
=
0
5
2.
40
-
25
=
15
25
3.
50
-
10
=
40
30
4.
40
-
10
=
40
30
5.
35
-
10
=
30
25
6.
50
-
30
=
15
20
7.
10
-
5
=
15
5
8.
25
-
15
=
10
15
9.
10
-
10
=
0
15
10.
40
-
35
=
5
10
11.
15
-
5
=
0
10
12.
20
-
15
=
10
5
13.
35
-
15
=
10
20
14.
10
-
0
=
10
20
15.
25
-
15
=
10
20
16.
5
-
0
=
10
5
17.
40
-
0
=
25
40
18.
50
-
50
=
15
0
19.
25
-
20
=
5
20
20.
10
-
10
=
0
10
21.
45
-
5
=
40
30
22.
10
-
0
=
10
0
23.
30
-
0
=
30
20
24.
25
-
5
=
30
20
25.
5
-
0
=
10
5
26.
35
-
5
=
30
35
27.
25
-
25
=
0
15
28.
10
-
5
=
5
20
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen