Sommen oplossen tot 50

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

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