Maak de erbijsom tot 50

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

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