Oplossen van erafsommen tot 100

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

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