Erafsommen oplossen tot 100

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

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