Oplossen van erafsommen tot 100

Erafsommen
1.
85
-
70
=
15
5
20
25
2.
40
-
15
=
35
25
30
20
3.
80
-
25
=
60
65
55
50
4.
70
-
20
=
55
45
40
50
5.
55
-
10
=
50
45
55
40
6.
60
-
20
=
35
40
30
50
7.
5
-
0
=
20
5
25
15
8.
100
-
50
=
50
45
60
40
9.
75
-
35
=
45
35
40
30
10.
60
-
45
=
10
15
25
20
11.
70
-
30
=
30
50
35
40
12.
100
-
90
=
15
20
10
0
13.
40
-
30
=
10
0
15
20
14.
55
-
35
=
10
30
20
25
15.
45
-
10
=
40
45
35
30
16.
30
-
5
=
25
30
20
35
17.
50
-
45
=
10
5
20
25
18.
60
-
45
=
15
25
10
5
19.
65
-
65
=
0
20
10
15
20.
45
-
45
=
10
0
15
20
21.
95
-
95
=
5
20
15
0
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Oplossen van erafsommen tot 100
| ANTWOORDEN

Erafsommen
1.
85
-
70
=
15
5
20
25
2.
40
-
15
=
35
25
30
20
3.
80
-
25
=
60
65
55
50
4.
70
-
20
=
55
45
40
50
5.
55
-
10
=
50
45
55
40
6.
60
-
20
=
35
40
30
50
7.
5
-
0
=
20
5
25
15
8.
100
-
50
=
50
45
60
40
9.
75
-
35
=
45
35
40
30
10.
60
-
45
=
10
15
25
20
11.
70
-
30
=
30
50
35
40
12.
100
-
90
=
15
20
10
0
13.
40
-
30
=
10
0
15
20
14.
55
-
35
=
10
30
20
25
15.
45
-
10
=
40
45
35
30
16.
30
-
5
=
25
30
20
35
17.
50
-
45
=
10
5
20
25
18.
60
-
45
=
15
25
10
5
19.
65
-
65
=
0
20
10
15
20.
45
-
45
=
10
0
15
20
21.
95
-
95
=
5
20
15
0
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen