Reken de erafsommen tot 100 uit

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

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