Oefen de erafsommen tot 100

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

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