Rekensommen met erbij tot 50

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

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