Oefen de erafsommen tot 100

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

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