Erafsommen oplossen tot 100

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

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