Maak de erbijsom tot 50

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

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