Maak de erafsom tot 50

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

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