Sommen oplossen tot 50

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

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