Reken de erafsom tot 12 uit

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

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