Erafsommen tot 20 maken

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

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