Erafsommen tot 50

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

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