Rekensommen met erbij tot 50

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

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