Reken de erafsom tot 20 uit

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

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