Rekensommen met erbij tot 50

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

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