Oefen de erafsommen tot 10

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

Oefen de erafsommen tot 10
| ANTWOORDEN

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