Oefen de erafsommen tot 100

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

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