Sommen oplossen tot 50

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

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