Erafsommen oplossen tot 50

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

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