Notation scientifique – Exercices corrigés : 10ème Harmos – PDF à imprimer

Notation scientifique : 10eme Harmos – Exercices corrigés

Exercice 1

Donner l’écriture décimale

3,28 x 10– 5 = ____________________________________________________________

9 x 10– 2 = ______________________________________________________________

54 x 10– 4 = _____________________________________________________________

5,4 x 10– 3 = _____________________________________________________________

58 x 10– 6 = ______________________________________________________________

3,78 x 10– 1 = _____________________________________________________________

378 x 10– 3 = _____________________________________________________________

37,8 x 10– 4 = _____________________________________________________________
Exercice 2

Donner l’écriture scientifique

0,00000025 = ____________________________________________________________

9 500000= _______________________________________________________________

32 000,00= _______________________________________________________________

0,0093 = _________________________________________________________________

808 000= ________________________________________________________________

7 200000000= ____________________________________________________________

0,0000561 = ______________________________________________________________

37 000000= _______________________________________________________________

Exercice 3

Donner l’écriture scientifique

36,15 = ________________________________________________________________

124,580= _______________________________________________________________

10003 = ________________________________________________________________

0,0009 = ________________________________________________________________

0,00000001 = ____________________________________________________________

54 780000= ______________________________________________________________

152 000,03 = _____________________________________________________________

44 444 = _________________________________________________________________

Exercice 4

Donner l’écriture scientifique et ranger les nombres dans l’ordre décroissant

1200000 = ______________________________________________________________

7232 = _________________________________________________________________

962000000 = _____________________________________________________________

53210000 = ______________________________________________________________

1000000000 = ____________________________________________________________

2 = ______________________________________________________________________

 

_____________________________________________________________________________________

Exercice 5

Comparer :

5,7 x 10-9 et 5,8 x 10-10 = _____________________________________________________________

 8,6 x 1015 et 1,41 x 1015  =____________________________________________________________

5 x 104 et 5 x 103 = _________________________________________________________________

7,45 x 107 et 8,51 x 108 =_____________________________________________________________

4,8 x 10-1 et 4,8 x 103 =_______________________________________________________________

 

Exercice 6

Donner l’écriture scientifique des deux nombres puis les comparer :

1 900 x 103 et 0,19 x 106

_____________________________________________________________________________________

0,09 x 10-7 900 x 10-10

_____________________________________________________________________________________

92,9 x 108  et  928 x 107

_____________________________________________________________________________________



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Correction

Correction – Notation scientifique : 10eme Harmos – Exercices corrigés   pdf


Exercices en ligne : Mathématiques : 10eme Harmos