Maak de erafsom tot 50

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

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