Maak de erafsom tot 20

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

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