Erafsommen oplossen tot 12

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

Erafsommen oplossen tot 12
| ANTWOORDEN

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