Maak de erbijsom tot 50

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

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