Erafsommen tot 50

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

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