Erafsommen tot 50 maken

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

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