Los de erbijsom tot 50 op

Erbijsommen
1.
5
+
30
=
35
40
45
30
2.
10
+
25
=
25
40
35
30
3.
20
+
30
=
40
35
50
45
4.
10
+
35
=
45
25
35
30
5.
0
+
50
=
50
45
35
40
6.
10
+
40
=
30
50
45
40
7.
0
+
50
=
35
40
50
45
8.
20
+
30
=
40
45
50
35
9.
0
+
40
=
35
40
20
30
10.
5
+
35
=
25
20
40
35
11.
10
+
40
=
40
35
50
30
12.
5
+
40
=
40
25
30
45
13.
5
+
45
=
40
45
30
50
14.
0
+
50
=
50
30
45
40
15.
10
+
40
=
35
40
50
45
16.
0
+
35
=
25
35
45
30
17.
15
+
35
=
40
35
30
50
18.
0
+
45
=
25
45
40
35
19.
20
+
20
=
30
20
35
40
20.
5
+
20
=
25
30
15
20
21.
10
+
25
=
40
35
30
25
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Los de erbijsom tot 50 op
| ANTWOORDEN

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