Erafsommen tot 50 maken

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

Erafsommen tot 50 maken
| ANTWOORDEN

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