Rekensommen met erbij tot 50

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

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