Maak de erafsom tot 50

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

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