Maak de erbijsom tot 50

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

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