Reken de sommen tot 50 uit

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

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