Erafsommen tot 20 maken

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

Erafsommen tot 20 maken
| ANTWOORDEN

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