Erafsommen tot 50 maken

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

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