Rekensommen met erbij tot 50

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

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