Maak de erafsom tot 100

Erafsommen
1.
40
–
20
=
2.
30
–
10
=
3.
30
–
20
=
4.
10
–
0
=
5.
30
–
25
=
6.
10
–
5
=
7.
75
–
75
=
8.
20
–
15
=
9.
75
–
70
=
10.
40
–
30
=
11.
85
–
25
=
12.
20
–
10
=
13.
5
–
0
=
14.
5
–
5
=
15.
90
–
20
=
16.
40
–
5
=
17.
95
–
40
=
18.
45
–
20
=
19.
90
–
60
=
20.
55
–
15
=
21.
25
–
10
=
22.
100
–
85
=
23.
15
–
5
=
24.
80
–
30
=
25.
30
–
15
=
26.
75
–
45
=
27.
10
–
5
=
28.
5
–
0
=
29.
90
–
75
=
30.
35
–
15
=
31.
80
–
20
=
32.
55
–
25
=
33.
60
–
5
=
34.
95
–
35
=
35.
100
–
40
=
36.
20
–
5
=
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Maak de erafsom tot 100
| ANTWOORDEN

Erafsommen
1.
40
–
20
=
20
2.
30
–
10
=
20
3.
30
–
20
=
10
4.
10
–
0
=
10
5.
30
–
25
=
5
6.
10
–
5
=
5
7.
75
–
75
=
0
8.
20
–
15
=
5
9.
75
–
70
=
5
10.
40
–
30
=
10
11.
85
–
25
=
60
12.
20
–
10
=
10
13.
5
–
0
=
5
14.
5
–
5
=
0
15.
90
–
20
=
70
16.
40
–
5
=
35
17.
95
–
40
=
55
18.
45
–
20
=
25
19.
90
–
60
=
30
20.
55
–
15
=
40
21.
25
–
10
=
15
22.
100
–
85
=
15
23.
15
–
5
=
10
24.
80
–
30
=
50
25.
30
–
15
=
15
26.
75
–
45
=
30
27.
10
–
5
=
5
28.
5
–
0
=
5
29.
90
–
75
=
15
30.
35
–
15
=
20
31.
80
–
20
=
60
32.
55
–
25
=
30
33.
60
–
5
=
55
34.
95
–
35
=
60
35.
100
–
40
=
60
36.
20
–
5
=
15
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Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen