Oefen met de tafel van 20
Tafels
|
1.
9 × 20 =
80
20
200
180
|
2.
3 × 20 =
200
120
20
60
|
3.
4 × 20 =
100
200
80
140
|
4.
10 × 20 =
60
200
40
120
|
|
5.
2 × 20 =
80
40
200
160
|
6.
10 × 20 =
60
100
200
40
|
7.
10 × 20 =
60
200
120
40
|
8.
5 × 20 =
40
120
100
180
|
|
9.
8 × 20 =
140
20
160
180
|
10.
5 × 20 =
140
200
100
160
|
11.
6 × 20 =
80
180
40
120
|
12.
7 × 20 =
40
200
60
140
|
|
13.
1 × 20 =
20
140
80
200
|
14.
5 × 20 =
80
120
100
160
|
15.
6 × 20 =
40
60
120
180
|
16.
3 × 20 =
180
60
120
140
|
|
17.
8 × 20 =
140
100
160
80
|
18.
6 × 20 =
120
160
140
40
|
19.
6 × 20 =
180
40
80
120
|
20.
3 × 20 =
200
20
40
60
|