Rekensommen met erbij tot 50

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

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