Reken de erafsommen tot 100 uit

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

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