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