Oefen de erafsommen tot 100

Erafsommen
1.
65
–
25
=
2.
40
–
15
=
3.
35
–
30
=
4.
100
–
100
=
5.
50
–
20
=
6.
80
–
75
=
7.
20
–
15
=
8.
15
–
10
=
9.
40
–
0
=
10.
20
–
5
=
11.
5
–
5
=
12.
35
–
15
=
13.
100
–
30
=
14.
55
–
40
=
15.
5
–
0
=
16.
65
–
5
=
17.
65
–
15
=
18.
100
–
95
=
19.
50
–
15
=
20.
100
–
90
=
21.
75
–
55
=
22.
100
–
85
=
23.
50
–
20
=
24.
85
–
15
=
25.
80
–
20
=
26.
45
–
0
=
27.
85
–
5
=
28.
5
–
5
=
29.
75
–
65
=
30.
10
–
10
=
31.
60
–
5
=
32.
45
–
0
=
33.
70
–
15
=
34.
80
–
50
=
35.
100
–
10
=
36.
5
–
5
=
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Oefen de erafsommen tot 100
| ANTWOORDEN

Erafsommen
1.
65
–
25
=
40
2.
40
–
15
=
25
3.
35
–
30
=
5
4.
100
–
100
=
0
5.
50
–
20
=
30
6.
80
–
75
=
5
7.
20
–
15
=
5
8.
15
–
10
=
5
9.
40
–
0
=
40
10.
20
–
5
=
15
11.
5
–
5
=
0
12.
35
–
15
=
20
13.
100
–
30
=
70
14.
55
–
40
=
15
15.
5
–
0
=
5
16.
65
–
5
=
60
17.
65
–
15
=
50
18.
100
–
95
=
5
19.
50
–
15
=
35
20.
100
–
90
=
10
21.
75
–
55
=
20
22.
100
–
85
=
15
23.
50
–
20
=
30
24.
85
–
15
=
70
25.
80
–
20
=
60
26.
45
–
0
=
45
27.
85
–
5
=
80
28.
5
–
5
=
0
29.
75
–
65
=
10
30.
10
–
10
=
0
31.
60
–
5
=
55
32.
45
–
0
=
45
33.
70
–
15
=
55
34.
80
–
50
=
30
35.
100
–
10
=
90
36.
5
–
5
=
0
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen