Sommen oplossen tot 50

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

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