Maak de erafsom tot 50

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

Maak de erafsom tot 50
| ANTWOORDEN

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