Reken de erafsom tot 50 uit
Erafsommen
1.
20
–
0
=
2.
20
–
15
=
3.
5
–
0
=
4.
40
–
0
=
5.
25
–
15
=
6.
25
–
20
=
7.
40
–
0
=
8.
40
–
30
=
9.
10
–
5
=
10.
15
–
0
=
11.
5
–
0
=
12.
15
–
15
=
13.
10
–
10
=
14.
25
–
10
=
15.
45
–
10
=
16.
10
–
0
=
17.
35
–
15
=
18.
5
–
0
=
19.
45
–
30
=
20.
5
–
5
=
21.
35
–
15
=
22.
20
–
10
=
23.
30
–
30
=
24.
40
–
10
=
25.
30
–
5
=
26.
5
–
0
=
27.
45
–
25
=
28.
35
–
25
=
29.
50
–
45
=
30.
5
–
0
=
31.
35
–
20
=
32.
50
–
0
=
33.
50
–
30
=
34.
40
–
25
=
35.
5
–
5
=
36.
5
–
5
=