Oplossen van erafsommen tot 100

Erafsommen
1.
30
-
5
=
15
30
20
25
2.
30
-
5
=
30
15
25
20
3.
45
-
0
=
55
50
45
35
4.
90
-
10
=
70
85
80
90
5.
75
-
5
=
65
75
70
80
6.
85
-
20
=
75
70
65
55
7.
55
-
10
=
50
45
35
55
8.
10
-
10
=
10
15
20
0
9.
60
-
30
=
35
20
40
30
10.
80
-
80
=
0
15
10
20
11.
10
-
0
=
20
0
10
5
12.
20
-
20
=
20
10
0
5
13.
90
-
50
=
35
40
30
50
14.
25
-
15
=
20
5
10
15
15.
40
-
30
=
15
10
0
20
16.
15
-
10
=
15
5
20
25
17.
90
-
75
=
20
5
25
15
18.
25
-
10
=
25
10
20
15
19.
85
-
15
=
65
70
75
60
20.
45
-
25
=
30
25
20
10
21.
90
-
50
=
35
40
50
30
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Oplossen van erafsommen tot 100
| ANTWOORDEN

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