Erafsommen oplossen tot 100

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

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