Rekensommen met eraf tot 12

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

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