Los de erbijsom tot 50 op

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

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