Erafsommen oplossen tot 20

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

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