Maak de erafsom tot 50

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

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