Maak de erbijsom tot 50

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

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