Sommen oplossen tot 50

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

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