Maak de erbijsom tot 50

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

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