Reken de erafsommen tot 100 uit

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

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