Rekensommen met erbij tot 50

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

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