Rekensommen met erbij tot 50

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

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