Oefen de erafsommen tot 100

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

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