Reken de erafsom tot 100 uit

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

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