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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 $\dfrac{27 528 }{100 }$
\item $\dfrac{34 057 }{1 000 }$
\item $\dfrac{50 537 }{10 }$
\item $17 + \dfrac{7 }{1 000 } + \dfrac{1 }{100 }$
\end{itemize}
\section*{Exercice 2 : Écris les nombres suivants en lettres (de deux façons)}
\begin{itemize}
\item 913 , 237
\item 1 232 , 105 3
\item 48 , 387
\item 878 , 113 3
\end{itemize}
\section*{Exercice 3 : Dans le nombre 43 217 , 680 59}
\begin{itemize}
\item Quel est le chiffre des millièmes~?
\item Quel est le chiffre des cent-millièmes~?
\item Quel est le chiffre des unités de mille~?
\item Quel est le chiffre des dizaines~?
\item Recopie et complète~: 4 est le chiffre des \dotfill
\item Recopie et complète~: 6 est le chiffre des \dotfill
\item Quel est le nombre de centaines~?
\item Quel est le nombre d'unités~?
\end{itemize}
\section*{Exercice 4}
Sur une même droite graduée, place les points A, B et E d'abscisses respectives~:
\begin{itemize}
\item 2 , 7
\item 1 , 2
\item 2 , 4
\end{itemize}
\section*{Exercice 5 : Range les nombres suivants par ordre croissant}
\begin{itemize}
\item 10 , 476 6
\item 10 , 243 8
\item 10 , 391 2
\item 10 , 123 3
\item 9 , 617 9
\item 9 , 941
\item 9 , 702 7
\end{itemize}
\newpage
\section*{\textcolor{red}{Correction}}
\subsection*{Exercice 1}
\begin{itemize}
\item $\dfrac{27 528 }{100 } = 275 , 28$
\item $\dfrac{34 057 }{1 000 } = 34 , 057$
\item $\dfrac{50 537 }{10 } = 5 053 , 7$
\item $17 + \dfrac{7 }{1 000 } + \dfrac{1 }{100 } = 17 , 017$
\end{itemize}
\subsection*{Exercice 2}
\begin{itemize}
\item 913 , 237
  \begin{itemize}
  \item Neuf-cent-treize virgule deux-cent-trente-sept.
  \item Neuf-cent-treize unités et deux-cent-trente-sept millièmes.
  \end{itemize}
\item 1 232 , 105 3
  \begin{itemize}
  \item Mille-deux-cent-trente-deux virgule mille-cinquante-trois.
  \item Mille-deux-cent-trente-deux unités et mille-cinquante-trois dix-millièmes.
  \end{itemize}
\item 48 , 387
  \begin{itemize}
  \item Quarante-huit virgule trois-cent-quatre-vingt-sept.
  \item Quarante-huit unités et trois-cent-quatre-vingt-sept millièmes.
  \end{itemize}
\item 878 , 113 3
  \begin{itemize}
  \item Huit-cent-soixante-dix-huit virgule mille-cent-trente-trois.
  \item Huit-cent-soixante-dix-huit unités et mille-cent-trente-trois dix-millièmes.
  \end{itemize}
\end{itemize}
\subsection*{Exercice 3}
\begin{itemize}
\item Le chiffre des millièmes est \textcolor{red}{0}.
\item Le chiffre des cent-millièmes est \textcolor{red}{9}.
\item Le chiffre des unités de mille est \textcolor{red}{3}.
\item Le chiffre des dizaines est \textcolor{red}{1}.
\item 4 est le chiffre des \textcolor{red}{dizaines de mille}.
\item 6 est le chiffre des \textcolor{red}{dixièmes}.
\item Le nombre de centaines est \textcolor{red}{432 }.
\item Le nombre d'unités est \textcolor{red}{43 217 }.
\end{itemize}
\subsection*{Exercice 4}
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\subsection*{Exercice 5}
$9 , 617 9 < 9 , 702 7 < 9 , 941 < 10 , 123 3 < 10 , 243 8 < 10 , 391 2 < 10 , 476 6$
\end{document}
