Maak de sommen tot 50

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

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