Erafsommen oplossen tot 50

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

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