Oefen de erafsommen tot 100

Erafsommen
1.
70
–
5
=
2.
50
–
10
=
3.
100
–
50
=
4.
60
–
40
=
5.
80
–
65
=
6.
65
–
60
=
7.
5
–
0
=
8.
40
–
10
=
9.
35
–
5
=
10.
40
–
10
=
11.
5
–
0
=
12.
5
–
5
=
13.
20
–
10
=
14.
80
–
10
=
15.
35
–
30
=
16.
20
–
15
=
17.
55
–
50
=
18.
5
–
5
=
19.
70
–
30
=
20.
60
–
20
=
21.
45
–
15
=
22.
5
–
0
=
23.
20
–
0
=
24.
50
–
15
=
25.
80
–
15
=
26.
40
–
35
=
27.
90
–
25
=
28.
65
–
55
=
29.
30
–
25
=
30.
25
–
15
=
31.
45
–
20
=
32.
80
–
70
=
33.
40
–
15
=
34.
5
–
0
=
35.
45
–
40
=
36.
95
–
50
=
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Oefen de erafsommen tot 100
| ANTWOORDEN

Erafsommen
1.
70
–
5
=
65
2.
50
–
10
=
40
3.
100
–
50
=
50
4.
60
–
40
=
20
5.
80
–
65
=
15
6.
65
–
60
=
5
7.
5
–
0
=
5
8.
40
–
10
=
30
9.
35
–
5
=
30
10.
40
–
10
=
30
11.
5
–
0
=
5
12.
5
–
5
=
0
13.
20
–
10
=
10
14.
80
–
10
=
70
15.
35
–
30
=
5
16.
20
–
15
=
5
17.
55
–
50
=
5
18.
5
–
5
=
0
19.
70
–
30
=
40
20.
60
–
20
=
40
21.
45
–
15
=
30
22.
5
–
0
=
5
23.
20
–
0
=
20
24.
50
–
15
=
35
25.
80
–
15
=
65
26.
40
–
35
=
5
27.
90
–
25
=
65
28.
65
–
55
=
10
29.
30
–
25
=
5
30.
25
–
15
=
10
31.
45
–
20
=
25
32.
80
–
70
=
10
33.
40
–
15
=
25
34.
5
–
0
=
5
35.
45
–
40
=
5
36.
95
–
50
=
45
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Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen