Oefen de erafsommen tot 100

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

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