Oefen de erafsommen tot 100

Erafsommen
1.
80
–
15
=
2.
85
–
30
=
3.
95
–
70
=
4.
60
–
5
=
5.
35
–
10
=
6.
90
–
35
=
7.
55
–
5
=
8.
5
–
0
=
9.
45
–
35
=
10.
90
–
40
=
11.
75
–
5
=
12.
65
–
0
=
13.
100
–
15
=
14.
15
–
5
=
15.
60
–
0
=
16.
75
–
50
=
17.
100
–
45
=
18.
50
–
20
=
19.
70
–
10
=
20.
35
–
15
=
21.
10
–
0
=
22.
30
–
20
=
23.
100
–
35
=
24.
90
–
65
=
25.
30
–
25
=
26.
10
–
5
=
27.
5
–
0
=
28.
50
–
25
=
29.
85
–
10
=
30.
30
–
25
=
31.
30
–
15
=
32.
55
–
35
=
33.
100
–
0
=
34.
35
–
15
=
35.
95
–
75
=
36.
45
–
10
=
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Oefen de erafsommen tot 100
| ANTWOORDEN

Erafsommen
1.
80
–
15
=
65
2.
85
–
30
=
55
3.
95
–
70
=
25
4.
60
–
5
=
55
5.
35
–
10
=
25
6.
90
–
35
=
55
7.
55
–
5
=
50
8.
5
–
0
=
5
9.
45
–
35
=
10
10.
90
–
40
=
50
11.
75
–
5
=
70
12.
65
–
0
=
65
13.
100
–
15
=
85
14.
15
–
5
=
10
15.
60
–
0
=
60
16.
75
–
50
=
25
17.
100
–
45
=
55
18.
50
–
20
=
30
19.
70
–
10
=
60
20.
35
–
15
=
20
21.
10
–
0
=
10
22.
30
–
20
=
10
23.
100
–
35
=
65
24.
90
–
65
=
25
25.
30
–
25
=
5
26.
10
–
5
=
5
27.
5
–
0
=
5
28.
50
–
25
=
25
29.
85
–
10
=
75
30.
30
–
25
=
5
31.
30
–
15
=
15
32.
55
–
35
=
20
33.
100
–
0
=
100
34.
35
–
15
=
20
35.
95
–
75
=
20
36.
45
–
10
=
35
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Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen