Maak de sommen tot 50

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

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