Rekensommen met eraf tot 12

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

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