Erafsommen tot 50 maken

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

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