Rekensommen met eraf tot 20

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

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