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