Maak de erafsom tot 50

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

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