Reken de erbijsom tot 50 uit

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

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