Maak de erafsom tot 50

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

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