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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 $\dfrac{17 570 }{10 }$
\item $\dfrac{27 186 }{100 }$
\item $\dfrac{55 978 }{1 000 }$
\item $\dfrac{4 }{1 000 } + 6 + \dfrac{5 }{10 }$
\end{itemize}
\section*{Exercice 2 : Écris les nombres suivants en lettres (de deux façons)}
\begin{itemize}
\item 973 , 113 6
\item 78 , 74
\item 384 , 348
\item 1 199 , 877
\end{itemize}
\section*{Exercice 3 : Dans le nombre 19 720 , 386 54}
\begin{itemize}
\item Quel est le chiffre des unités de mille~?
\item Quel est le chiffre des dixièmes~?
\item Quel est le chiffre des dizaines de mille~?
\item Quel est le chiffre des centaines~?
\item Recopie et complète~: 5 est le chiffre des \dotfill
\item Recopie et complète~: 8 est le chiffre des \dotfill
\item Quel est le nombre de millièmes~?
\item Quel est le nombre d'unités~?
\end{itemize}
\section*{Exercice 4}
Sur une même droite graduée, place les points G, H et F d'abscisses respectives~:
\begin{itemize}
\item 1 , 5
\item 2 , 1
\item 0 , 4
\end{itemize}
\section*{Exercice 5 : Range les nombres suivants par ordre croissant}
\begin{itemize}
\item 12 , 020 3
\item 11 , 526 1
\item 11 , 853 6
\item 11 , 905 4
\item 11 , 876 2
\item 11 , 999 8
\item 12 , 096
\end{itemize}
\newpage
\section*{\textcolor{red}{Correction}}
\subsection*{Exercice 1}
\begin{itemize}
\item $\dfrac{17 570 }{10 } = 1 757 $
\item $\dfrac{27 186 }{100 } = 271 , 86$
\item $\dfrac{55 978 }{1 000 } = 55 , 978$
\item $\dfrac{4 }{1 000 } + 6 + \dfrac{5 }{10 } = 6 , 504$
\end{itemize}
\subsection*{Exercice 2}
\begin{itemize}
\item 973 , 113 6
  \begin{itemize}
  \item Neuf-cent-soixante-treize virgule mille-cent-trente-six.
  \item Neuf-cent-soixante-treize unités et mille-cent-trente-six dix-millièmes.
  \end{itemize}
\item 78 , 74
  \begin{itemize}
  \item Soixante-dix-huit virgule soixante-quatorze.
  \item Soixante-dix-huit unités et soixante-quatorze centièmes.
  \end{itemize}
\item 384 , 348
  \begin{itemize}
  \item Trois-cent-quatre-vingt-quatre virgule trois-cent-quarante-huit.
  \item Trois-cent-quatre-vingt-quatre unités et trois-cent-quarante-huit millièmes.
  \end{itemize}
\item 1 199 , 877
  \begin{itemize}
  \item Mille-cent-quatre-vingt-dix-neuf virgule huit-cent-soixante-dix-sept.
  \item Mille-cent-quatre-vingt-dix-neuf unités et huit-cent-soixante-dix-sept millièmes.
  \end{itemize}
\end{itemize}
\subsection*{Exercice 3}
\begin{itemize}
\item Le chiffre des unités de mille est \textcolor{red}{9}.
\item Le chiffre des dixièmes est \textcolor{red}{3}.
\item Le chiffre des dizaines de mille est \textcolor{red}{1}.
\item Le chiffre des centaines est \textcolor{red}{7}.
\item 5 est le chiffre des \textcolor{red}{dix-millièmes}.
\item 8 est le chiffre des \textcolor{red}{centièmes}.
\item Le nombre de millièmes est \textcolor{red}{19 720 386 }.
\item Le nombre d'unités est \textcolor{red}{19 720 }.
\end{itemize}
\subsection*{Exercice 4}
\begin{center}
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\end{center}
\subsection*{Exercice 5}
$11 , 526 1 < 11 , 853 6 < 11 , 876 2 < 11 , 905 4 < 11 , 999 8 < 12 , 020 3 < 12 , 096$
\end{document}
