Reken de erafsom tot 20 uit

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

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