Maak de erafsom tot 20

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

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