Rekensommen met eraf tot 12

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

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