Oplossen van erafsommen tot 100

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

Oplossen van erafsommen tot 100
| ANTWOORDEN

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