Erafsommen oplossen tot 50

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

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