Maak de erbijsom tot 50

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

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