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Calcul mental

“Puissance d’un entier relatif”
série n°2
Diapositive 1

Calculer:

(-8)

2
Diapositive 2

Calculer:

-3

2
Diapositive 3

Par quel nombre
faut-il multiplier -9
pour obtenir 81?
Diapositive 4

Calculer:

(-10)

3
Diapositive 5

Calculer:

(-1)

4
FIN
CORRECTION
Diapositive 1

( -8 )

2

= -8 × (-8) = 64
Diapositive 1

( -8 )

2

= -8 × (-8) = 64
Diapositive 1

( -8 )

2

= -8 × (-8) = 64
Diapositive 2

2

-3 = -3 × 3 = -9
Diapositive 2

2

-3 = -3 × 3 = -9
Diapositive 2

2

-3 = -3 × 3 = -9
Diapositive 3

Par quel nombre faut-il
multiplier -9 pour obtenir 81?
Par -9 car

9 × ( -4) = -36
Diapositive 3

Par quel nombre faut-il
multiplier -9 pour obtenir 81?
Par -9 car

9 × ( -4) = -36
Diapositive 3

Par quel nombre faut-il
multiplier -9 pour obtenir 81?
Par -9 car

-9 × ( -9) = 81
Diapositive 4

( -10 )

3

= -10 × (-10) × (-10) = -1000
Diapositive 4

( -10 )

3

= -10 × (-10) × (-10) = -1000
Diapositive 4

( -10 )

3

= -10 × (-10) × (-10) = -1000
Diapositive 5

( -1)

4

= -1 × (-1) × (-1) × (-1) = 1
Diapositive 5

( -1)

4

= -1 × (-1) × (-1) × (-1) = 1
Diapositive 5

( -1)

4

= -1 × (-1) × (-1) × (-1) = 1

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