Erafsommen tot 20 maken

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

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