Reken de erafsommen tot 100 uit

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

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