Maak de erbijsom tot 50

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

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