Oplossen van erafsommen tot 100

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

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