Rekensommen met eraf tot 12

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

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