Erafsommen oplossen tot 20

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

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