Maak de sommen tot 50

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

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