Online teaching



To use this application you need to install and activate Adobe Flash Player


Get Adobe Flash player .













































































































Calcul mental mutiplier par 20 ou 30

Author: Connan Jean-Yves
Description:
Keywords: , , , , , , online teaching

Content:
Definitions:
0. 5 x 30
1. 1 X 20
2. 2 X 20
3. 3 X 20
4. 4 X 20
5. 10 X 20
6. 1 x 30
7. 0 x 30
8. 5 X 20
9. 9 x 30
10. 9 X 20
11. 6 X 20
12. 7 X 30
13. 8 X 20
14. 3 X 30
15. 7 X 20

Answers:
0. 140
1. 200
2. 40
3. 210
4. 60
5. 180
6. 20
7. 90
8. 270
9. 0
10. 100
11. 120
12. 30
13. 150
14. 160
15. 80
.