Réponse :

0.01 = 1 x 10^-2

0.0000001 =1x 10^-7

0.001 = 1x10^-3

1 dixième = 0.1 = 1x10^-1

1 millième = 0.001 = 1x10^-3

1 millionième = 0.0000001 = 1x10^-7

1/10000= 0.0001 = 1x10^-4

1/1000000= 1x10-6

1/100000000 = 1x10^-8