Oplossen van erafsommen tot 100

Erafsommen
1.
75
-
40
=
35
40
45
30
2.
80
-
10
=
70
75
80
60
3.
45
-
10
=
30
35
40
45
4.
30
-
25
=
15
10
20
5
5.
25
-
25
=
0
20
10
5
6.
75
-
35
=
45
40
30
35
7.
55
-
40
=
15
20
25
5
8.
60
-
5
=
50
55
65
45
9.
45
-
10
=
30
45
35
40
10.
50
-
45
=
5
25
10
15
11.
35
-
5
=
35
20
40
30
12.
100
-
25
=
70
65
75
85
13.
80
-
45
=
25
30
45
35
14.
100
-
75
=
15
25
35
20
15.
100
-
30
=
65
80
75
70
16.
85
-
65
=
25
10
20
15
17.
30
-
20
=
0
10
15
5
18.
5
-
5
=
0
15
5
20
19.
25
-
0
=
25
20
30
35
20.
35
-
10
=
15
25
35
20
21.
5
-
5
=
0
15
5
10
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Oplossen van erafsommen tot 100
| ANTWOORDEN

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