Erafsommen oplossen tot 100

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

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