Maak de erbijsom tot 50

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

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