Erafsommen oplossen tot 12

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

Erafsommen oplossen tot 12
| ANTWOORDEN

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