Maak de sommen tot 50

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

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