Rekensommen met erbij tot 50

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

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