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3-Cm24

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3-Cm24

  1. 1. Calcul mental “Racines carrées” série n°1
  2. 2. Diapositive 1Quel est le nombre entier quipeut s’écrire 100 ?
  3. 3. Diapositive 2Ecrire le nombre entier 9 sousla forme d’un racine carrée.
  4. 4. Diapositive 3 ( ) 2Calculer 64
  5. 5. Diapositive 4 ( ) 2Calculer 7
  6. 6. Diapositive 5 ( ) 2Calculer - 7
  7. 7. FIN
  8. 8. CORRECTION
  9. 9. Diapositive 1 100 = 10car 10 = 100 2
  10. 10. Diapositive 1 100 = 10car 10 = 100 2
  11. 11. Diapositive 1 100 = 10car 10 = 100 2
  12. 12. Diapositive 2 9 = 81 car 9 = 81 2
  13. 13. Diapositive 2 9 = 81 car 9 = 81 2
  14. 14. Diapositive 2 9 = 81 car 9 = 81 2
  15. 15. Diapositive 3( ) 2 64 = 64
  16. 16. Diapositive 3( ) 2 64 = 64
  17. 17. Diapositive 3( ) 2 64 = 64C’est la définition de 64 ,nombre positif dont le carré est égal à 64
  18. 18. Diapositive 4( ) 2 7 =7
  19. 19. Diapositive 4( ) 2 7 =7
  20. 20. Diapositive 5( ) 2 - 7 =7
  21. 21. Diapositive 5( ) 2 - 7 =7

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