Oefen de erafsommen tot 12

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

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