Los de erbijsom tot 50 op

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

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