Sommen oplossen tot 50

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

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