Rekensommen met erbij tot 50

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

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