Wat is het juiste antwoord uit de tafel van 9?
Tafels
|
1.
10
× 9 =
45
81
90
72
|
2.
10
× 9 =
81
45
27
90
|
3.
1
× 9 =
54
81
9
63
|
4.
3
× 9 =
54
72
27
90
|
|
5.
9
× 9 =
18
45
81
54
|
6.
2
× 9 =
63
81
9
18
|
7.
7
× 9 =
9
63
36
45
|
8.
10
× 9 =
90
18
9
72
|
|
9.
9
× 9 =
81
45
72
27
|
10.
2
× 9 =
18
63
45
54
|
11.
2
× 9 =
18
9
81
27
|
12.
10
× 9 =
72
81
90
36
|
|
13.
8
× 9 =
45
72
90
18
|
14.
1
× 9 =
63
9
81
72
|
15.
5
× 9 =
9
27
90
45
|
16.
2
× 9 =
27
63
45
18
|
|
17.
6
× 9 =
54
27
9
81
|
18.
3
× 9 =
9
63
81
27
|
19.
1
× 9 =
63
81
9
45
|
20.
9
× 9 =
90
9
81
45
|