Rekensommen met erbij tot 50

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

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