Reken de erafsom tot 100 uit

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

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