Rekensommen met eraf tot 12

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

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