Rekensommen met erbij tot 50

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

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