Reken de erafsom tot 100 uit

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

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