Maak de erafsom tot 20

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

Maak de erafsom tot 20
| ANTWOORDEN

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