Maak de erbijsom tot 50

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

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