Sommen oplossen tot 50

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

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