Erbijsommen tot 50

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

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