Erafsommen oplossen tot 50

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

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