Erafsommen oplossen tot 100

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

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