Welk getal uit de tafelsom tot en met 10 ontbreekt?
Tafels
|
1.
4 × 10 =
10
40
100
60
|
2.
6 × 1 =
8
2
9
6
|
3.
1 × 8 =
48
8
16
72
|
4.
1 × 1 =
3
1
10
8
|
|
5.
7 × 9 =
63
45
81
36
|
6.
8 × 5 =
5
30
45
40
|
7.
2 × 5 =
50
40
10
25
|
8.
10 × 10 =
20
100
50
90
|
|
9.
3 × 7 =
42
56
7
21
|
10.
1 × 7 =
56
49
28
7
|
11.
10 × 5 =
35
5
20
50
|
12.
5 × 3 =
18
30
12
15
|
|
13.
1 × 6 =
24
6
48
54
|
14.
2 × 1 =
2
1
4
6
|
15.
3 × 2 =
14
20
6
18
|
16.
1 × 4 =
4
40
16
28
|
|
17.
1 × 2 =
12
10
2
20
|
18.
7 × 3 =
6
3
18
21
|
19.
9 × 2 =
6
10
18
16
|
20.
10 × 9 =
54
72
90
81
|