Los de erafsommen tot 50 op

Erafsommen
1.
40
-
10
=
35
30
2.
35
-
5
=
35
30
3.
25
-
20
=
20
5
4.
10
-
5
=
25
5
5.
20
-
20
=
0
5
6.
10
-
0
=
10
5
7.
10
-
10
=
0
10
8.
35
-
10
=
25
30
9.
40
-
0
=
25
40
10.
50
-
25
=
30
25
11.
50
-
30
=
20
30
12.
30
-
25
=
10
5
13.
15
-
10
=
5
20
14.
45
-
0
=
40
45
15.
10
-
0
=
10
5
16.
50
-
45
=
25
5
17.
10
-
0
=
0
10
18.
45
-
40
=
25
5
19.
30
-
10
=
20
10
20.
30
-
0
=
30
40
21.
45
-
45
=
5
0
22.
5
-
5
=
0
20
23.
40
-
5
=
25
35
24.
30
-
5
=
30
25
25.
10
-
5
=
5
20
26.
15
-
15
=
5
0
27.
10
-
5
=
15
5
28.
20
-
15
=
15
5
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Los de erafsommen tot 50 op
| ANTWOORDEN

Erafsommen
1.
40
-
10
=
35
30
2.
35
-
5
=
35
30
3.
25
-
20
=
20
5
4.
10
-
5
=
25
5
5.
20
-
20
=
0
5
6.
10
-
0
=
10
5
7.
10
-
10
=
0
10
8.
35
-
10
=
25
30
9.
40
-
0
=
25
40
10.
50
-
25
=
30
25
11.
50
-
30
=
20
30
12.
30
-
25
=
10
5
13.
15
-
10
=
5
20
14.
45
-
0
=
40
45
15.
10
-
0
=
10
5
16.
50
-
45
=
25
5
17.
10
-
0
=
0
10
18.
45
-
40
=
25
5
19.
30
-
10
=
20
10
20.
30
-
0
=
30
40
21.
45
-
45
=
5
0
22.
5
-
5
=
0
20
23.
40
-
5
=
25
35
24.
30
-
5
=
30
25
25.
10
-
5
=
5
20
26.
15
-
15
=
5
0
27.
10
-
5
=
15
5
28.
20
-
15
=
15
5
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen