Oefen de erafsommen tot 100

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

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