Erafsommen tot 50 maken

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

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