Maak de erbijsom tot 50

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

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