Reken de sommen tot 50 uit

Erbijsommen
1.
0
+
5
=
25
5
2.
0
+
50
=
45
50
3.
10
+
30
=
25
40
4.
0
+
15
=
15
5
5.
10
+
10
=
25
20
6.
5
+
30
=
30
35
7.
0
+
10
=
10
20
8.
10
+
40
=
40
50
9.
20
+
20
=
40
25
10.
25
+
25
=
35
50
11.
5
+
30
=
35
45
12.
5
+
40
=
25
45
13.
0
+
50
=
45
50
14.
0
+
50
=
50
45
15.
5
+
10
=
5
15
16.
0
+
35
=
30
35
17.
0
+
35
=
35
30
18.
0
+
50
=
50
40
19.
10
+
20
=
30
35
20.
0
+
35
=
25
35
21.
10
+
30
=
25
40
22.
0
+
35
=
35
25
23.
5
+
20
=
25
30
24.
0
+
50
=
50
45
25.
0
+
45
=
35
45
26.
10
+
25
=
45
35
27.
0
+
15
=
5
15
28.
0
+
50
=
50
45
© JuniorEinstein.nl
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Reken de sommen tot 50 uit
| ANTWOORDEN

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