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