Sommen oplossen tot 50

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

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