Maak de erafsom tot 50

Erafsommen
1.
40
–
35
=
2.
25
–
25
=
3.
40
–
0
=
4.
30
–
30
=
5.
40
–
5
=
6.
5
–
5
=
7.
10
–
0
=
8.
15
–
15
=
9.
50
–
10
=
10.
10
–
0
=
11.
5
–
5
=
12.
30
–
5
=
13.
50
–
0
=
14.
30
–
15
=
15.
10
–
5
=
16.
15
–
10
=
17.
10
–
0
=
18.
35
–
35
=
19.
20
–
15
=
20.
20
–
0
=
21.
35
–
10
=
22.
10
–
10
=
23.
40
–
20
=
24.
30
–
0
=
25.
20
–
15
=
26.
50
–
45
=
27.
40
–
30
=
28.
25
–
0
=
29.
35
–
15
=
30.
50
–
20
=
31.
25
–
0
=
32.
30
–
0
=
33.
25
–
25
=
34.
10
–
5
=
35.
5
–
5
=
36.
25
–
10
=
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Maak de erafsom tot 50
| ANTWOORDEN

Erafsommen
1.
40
–
35
=
5
2.
25
–
25
=
0
3.
40
–
0
=
40
4.
30
–
30
=
0
5.
40
–
5
=
35
6.
5
–
5
=
0
7.
10
–
0
=
10
8.
15
–
15
=
0
9.
50
–
10
=
40
10.
10
–
0
=
10
11.
5
–
5
=
0
12.
30
–
5
=
25
13.
50
–
0
=
50
14.
30
–
15
=
15
15.
10
–
5
=
5
16.
15
–
10
=
5
17.
10
–
0
=
10
18.
35
–
35
=
0
19.
20
–
15
=
5
20.
20
–
0
=
20
21.
35
–
10
=
25
22.
10
–
10
=
0
23.
40
–
20
=
20
24.
30
–
0
=
30
25.
20
–
15
=
5
26.
50
–
45
=
5
27.
40
–
30
=
10
28.
25
–
0
=
25
29.
35
–
15
=
20
30.
50
–
20
=
30
31.
25
–
0
=
25
32.
30
–
0
=
30
33.
25
–
25
=
0
34.
10
–
5
=
5
35.
5
–
5
=
0
36.
25
–
10
=
15
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Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen