Erafsommen tot 50

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

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