Oefen de erafsommen tot 100

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

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