Reken de erafsommen tot 100 uit

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

Erafsommen
1.
85
-
65
=
20
30
2.
10
-
0
=
5
10
3.
10
-
10
=
10
0
4.
75
-
75
=
0
20
5.
70
-
25
=
45
50
6.
90
-
10
=
80
90
7.
20
-
5
=
25
15
8.
95
-
5
=
75
90
9.
30
-
5
=
25
15
10.
75
-
0
=
75
80
11.
85
-
75
=
10
0
12.
25
-
0
=
25
15
13.
25
-
20
=
25
5
14.
90
-
80
=
0
10
15.
50
-
25
=
25
35
16.
90
-
55
=
40
35
17.
5
-
0
=
5
20
18.
75
-
65
=
15
10
19.
10
-
5
=
5
25
20.
90
-
25
=
55
65
21.
5
-
0
=
5
20
22.
90
-
60
=
30
40
23.
100
-
55
=
45
55
24.
90
-
65
=
25
30
25.
30
-
15
=
20
15
26.
90
-
20
=
80
70
27.
15
-
5
=
20
10
28.
80
-
55
=
25
15
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen