Oefen de erafsommen tot 100

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

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