Maak de sommen tot 50

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

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