Oefen de erafsommen tot 100

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

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