Maak de erbijsom tot 50

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

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