Maak de erbijsom tot 50

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

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