Erafsommen tot 50

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

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