Reken de erbijsom tot 50 uit

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

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