Erafsommen oplossen tot 100

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

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