cm

1. Calcul mental
N°22
“Multiplier des durées”

2. Diapositive 1Diapositive 1
2 x 2h45
Effectuer les multiplications.
Donner les réponses en HMS.

4. Diapositive 2Diapositive 2
3 x 1h40
Effectuer les multiplications.
Donner les réponses en HMS.

6. Diapositive 3Diapositive 3
4 x 2h15
Effectuer les multiplications.
Donner les réponses en HMS.

8. Diapositive 4Diapositive 4
5 x 4h30
Effectuer les multiplications.
Donner les réponses en HMS.

10. Diapositive 5Diapositive 5
10 x 1h20
Effectuer les multiplications.
Donner les réponses en HMS.

11. FIN

12. CORRECTION

13. Diapositive 1Diapositive 1
×
= +
= + +
=
2 2h45
4h 90min
4h
5h
1h 3
3
0min
0min

14. Diapositive 2Diapositive 2
×
= +
= + +
=
3 1h40
3h 120min
3h 2h 0min
5h

15. Diapositive 3Diapositive 3
×
= +
= + +
=
4 2h15
8h 60min
8h 1h 0min
9h

16. Diapositive 4Diapositive 4
×
= +
= + +
=
5 4h30
20h 150min
20
22
h 2
h
h 30min
30min

17. Diapositive 5Diapositive 5
×
= +
= + +
=
10 1h20
10h 200min
1
1
0h 3
3h
h 20min
20min