Erafsommen tot 50 maken

Erafsommen
1.
15
–
15
=
2.
5
–
5
=
3.
10
–
10
=
4.
25
–
25
=
5.
30
–
15
=
6.
35
–
35
=
7.
50
–
20
=
8.
35
–
25
=
9.
35
–
30
=
10.
45
–
45
=
11.
20
–
5
=
12.
50
–
45
=
13.
20
–
0
=
14.
40
–
5
=
15.
30
–
30
=
16.
35
–
25
=
17.
5
–
5
=
18.
20
–
20
=
19.
50
–
20
=
20.
25
–
15
=
21.
35
–
15
=
22.
20
–
15
=
23.
40
–
25
=
24.
10
–
5
=
25.
50
–
25
=
26.
10
–
10
=
27.
20
–
0
=
28.
35
–
10
=
29.
15
–
5
=
30.
50
–
5
=
31.
25
–
15
=
32.
15
–
0
=
33.
20
–
5
=
34.
45
–
10
=
35.
15
–
0
=
36.
25
–
25
=
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Erafsommen tot 50 maken
| ANTWOORDEN

Erafsommen
1.
15
–
15
=
0
2.
5
–
5
=
0
3.
10
–
10
=
0
4.
25
–
25
=
0
5.
30
–
15
=
15
6.
35
–
35
=
0
7.
50
–
20
=
30
8.
35
–
25
=
10
9.
35
–
30
=
5
10.
45
–
45
=
0
11.
20
–
5
=
15
12.
50
–
45
=
5
13.
20
–
0
=
20
14.
40
–
5
=
35
15.
30
–
30
=
0
16.
35
–
25
=
10
17.
5
–
5
=
0
18.
20
–
20
=
0
19.
50
–
20
=
30
20.
25
–
15
=
10
21.
35
–
15
=
20
22.
20
–
15
=
5
23.
40
–
25
=
15
24.
10
–
5
=
5
25.
50
–
25
=
25
26.
10
–
10
=
0
27.
20
–
0
=
20
28.
35
–
10
=
25
29.
15
–
5
=
10
30.
50
–
5
=
45
31.
25
–
15
=
10
32.
15
–
0
=
15
33.
20
–
5
=
15
34.
45
–
10
=
35
35.
15
–
0
=
15
36.
25
–
25
=
0
© JuniorEinstein.nl
Online oefenen  |   Educatieve boeken  |   Werkbladen  |   Educatieve materialen