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\newcommand{\titre}{Nombres décimaux}
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\begin{document}

\begin{center}
    \small Écriture décimale, lecture, valeur positionnelle, droite graduée, comparaison.
\end{center}
\vspace{0.5em}
\section*{Exercice 1 : Donne une écriture décimale des nombres}
\begin{itemize}
\item $\dfrac{76 160 }{10 }$
\item $\dfrac{65 912 }{1 000 }$
\item $\dfrac{70 721 }{100 }$
\item $\dfrac{9 }{1 000 } + \dfrac{7 }{100 } + 37$
\end{itemize}
\section*{Exercice 2 : Écris les nombres suivants en lettres (de deux façons)}
\begin{itemize}
\item 743 , 43
\item 1 122 , 685
\item 127 , 233
\item 239 , 315
\end{itemize}
\section*{Exercice 3 : Dans le nombre 12 965 , 037 48}
\begin{itemize}
\item Quel est le chiffre des unités de mille~?
\item Quel est le chiffre des dixièmes~?
\item Quel est le chiffre des unités~?
\item Quel est le chiffre des centaines~?
\item Recopie et complète~: 7 est le chiffre des \dotfill
\item Recopie et complète~: 3 est le chiffre des \dotfill
\item Quel est le nombre de cent-millièmes~?
\item Quel est le nombre de dizaines~?
\end{itemize}
\section*{Exercice 4}
Sur une même droite graduée, place les points H, B et A d'abscisses respectives~:
\begin{itemize}
\item 0 , 3
\item 1 , 8
\item 2 , 8
\end{itemize}
\section*{Exercice 5 : Range les nombres suivants par ordre croissant}
\begin{itemize}
\item 8 , 812 1
\item 8 , 859 2
\item 9 , 116 4
\item 9 , 284 2
\item 8 , 993 7
\item 8 , 772 6
\item 8 , 8
\end{itemize}
\newpage
\section*{\textcolor{red}{Correction}}
\subsection*{Exercice 1}
\begin{itemize}
\item $\dfrac{76 160 }{10 } = 7 616 $
\item $\dfrac{65 912 }{1 000 } = 65 , 912$
\item $\dfrac{70 721 }{100 } = 707 , 21$
\item $\dfrac{9 }{1 000 } + \dfrac{7 }{100 } + 37 = 37 , 079$
\end{itemize}
\subsection*{Exercice 2}
\begin{itemize}
\item 743 , 43
  \begin{itemize}
  \item Sept-cent-quarante-trois virgule quarante-trois.
  \item Sept-cent-quarante-trois unités et quarante-trois centièmes.
  \end{itemize}
\item 1 122 , 685
  \begin{itemize}
  \item Mille-cent-vingt-deux virgule six-cent-quatre-vingt-cinq.
  \item Mille-cent-vingt-deux unités et six-cent-quatre-vingt-cinq millièmes.
  \end{itemize}
\item 127 , 233
  \begin{itemize}
  \item Cent-vingt-sept virgule deux-cent-trente-trois.
  \item Cent-vingt-sept unités et deux-cent-trente-trois millièmes.
  \end{itemize}
\item 239 , 315
  \begin{itemize}
  \item Deux-cent-trente-neuf virgule trois-cent-quinze.
  \item Deux-cent-trente-neuf unités et trois-cent-quinze millièmes.
  \end{itemize}
\end{itemize}
\subsection*{Exercice 3}
\begin{itemize}
\item Le chiffre des unités de mille est \textcolor{red}{2}.
\item Le chiffre des dixièmes est \textcolor{red}{0}.
\item Le chiffre des unités est \textcolor{red}{5}.
\item Le chiffre des centaines est \textcolor{red}{9}.
\item 7 est le chiffre des \textcolor{red}{millièmes}.
\item 3 est le chiffre des \textcolor{red}{centièmes}.
\item Le nombre de cent-millièmes est \textcolor{red}{1 296 503 748 }.
\item Le nombre de dizaines est \textcolor{red}{1 296 }.
\end{itemize}
\subsection*{Exercice 4}
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\subsection*{Exercice 5}
$8 , 772 6 < 8 , 8 < 8 , 812 1 < 8 , 859 2 < 8 , 993 7 < 9 , 116 4 < 9 , 284 2$
\end{document}
