Rekensommen met eraf tot 12

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

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