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