Erafsommen tot 20 maken

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

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