Maak de erafsom tot 50

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

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