Erafsommen tot 50 maken

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

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