Reken de erafsommen tot 100 uit

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

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