Sommen oplossen tot 50

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

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