Los de som tot 50 op

Erbijsommen
1.
30
+
0
=
30
35
2.
45
+
0
=
35
45
3.
25
+
15
=
40
30
4.
20
+
15
=
30
35
5.
30
+
10
=
30
40
6.
15
+
25
=
30
40
7.
15
+
35
=
50
40
8.
5
+
35
=
35
40
9.
5
+
30
=
25
35
10.
50
+
0
=
30
50
11.
50
+
0
=
50
35
12.
40
+
10
=
50
45
13.
40
+
0
=
20
40
14.
50
+
0
=
35
50
15.
10
+
40
=
50
30
16.
0
+
40
=
40
25
17.
10
+
35
=
45
40
18.
5
+
40
=
30
45
19.
10
+
35
=
40
45
20.
15
+
20
=
35
30
21.
10
+
10
=
15
20
22.
5
+
45
=
50
35
23.
5
+
5
=
10
15
24.
20
+
30
=
40
50
25.
5
+
40
=
45
25
26.
40
+
10
=
35
50
27.
30
+
0
=
20
30
28.
45
+
5
=
50
45
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Los de som tot 50 op
| ANTWOORDEN

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