Oefen de erafsommen tot 12

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

Oefen de erafsommen tot 12
| ANTWOORDEN

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