Sommen oplossen tot 50

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

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