Maak de erbijsom tot 50

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

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