Oplossen van erafsommen tot 100

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

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