Rekensommen met eraf tot 12

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

Rekensommen met eraf tot 12
| ANTWOORDEN

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