Maak de sommen tot 50

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

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