Maak de erafsom tot 50

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

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