Rekensommen met erbij tot 50

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

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